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Finding the Fourth Proportional to 635,559, 953,338.20 and 162,244.20

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Solution

The fourth proportional to 635,559, 953,338.20 and 162,244.20 is: 243,366.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,559 : 953,338.20 = 162,244.20 : x
  2. Step 2: Convert to fraction form
    635,559/953,338.20 = 162,244.20/x
  3. Step 3: Cross multiply
    635,559x = 953,338.20 × 162,244.20
  4. Step 4: Simplify right side
    635,559x = 154,673,593,588.44
  5. Step 5: Solve for x
    x = 154,673,593,588.44/635,559
  6. Step 6: Final answer
    x = 243,366.22

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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.