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Finding the Fourth Proportional to 635,550.50, 953,325.45 and 162,235.71

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Solution

The fourth proportional to 635,550.50, 953,325.45 and 162,235.71 is: 243,353.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,550.50 : 953,325.45 = 162,235.71 : x
  2. Step 2: Convert to fraction form
    635,550.50/953,325.45 = 162,235.71/x
  3. Step 3: Cross multiply
    635,550.50x = 953,325.45 × 162,235.71
  4. Step 4: Simplify right side
    635,550.50x = 154,663,431,241.82
  5. Step 5: Solve for x
    x = 154,663,431,241.82/635,550.50
  6. Step 6: Final answer
    x = 243,353.49

Related Problems

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Half scale
Find fourth proportional to 1,271,101.01, 1,906,650.90 and 324,471.42
Double scale
Find fourth proportional to 635,551.50, 953,326.95 and 162,236.71
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.