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Finding the Fourth Proportional to 635,550.94, 953,326.11 and 162,236.15

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Solution

The fourth proportional to 635,550.94, 953,326.11 and 162,236.15 is: 243,354.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,550.94 : 953,326.11 = 162,236.15 : x
  2. Step 2: Convert to fraction form
    635,550.94/953,326.11 = 162,236.15/x
  3. Step 3: Cross multiply
    635,550.94x = 953,326.11 × 162,236.15
  4. Step 4: Simplify right side
    635,550.94x = 154,663,957,780.88
  5. Step 5: Solve for x
    x = 154,663,957,780.88/635,550.94
  6. Step 6: Final answer
    x = 243,354.15

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Double scale
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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.