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Finding the Fourth Proportional to 200,872.48, 301,331.76 and 60,639.52

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Solution

The fourth proportional to 200,872.48, 301,331.76 and 60,639.52 is: 90,966.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,872.48 : 301,331.76 = 60,639.52 : x
  2. Step 2: Convert to fraction form
    200,872.48/301,331.76 = 60,639.52/x
  3. Step 3: Cross multiply
    200,872.48x = 301,331.76 × 60,639.52
  4. Step 4: Simplify right side
    200,872.48x = 18,272,613,287.16
  5. Step 5: Solve for x
    x = 18,272,613,287.16/200,872.48
  6. Step 6: Final answer
    x = 90,966.24

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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.