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Finding the Fourth Proportional to 454,957.25, 627,841.01 and 253,753.25

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Solution

The fourth proportional to 454,957.25, 627,841.01 and 253,753.25 is: 350,179.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,957.25 : 627,841.01 = 253,753.25 : x
  2. Step 2: Convert to fraction form
    454,957.25/627,841.01 = 253,753.25/x
  3. Step 3: Cross multiply
    454,957.25x = 627,841.01 × 253,753.25
  4. Step 4: Simplify right side
    454,957.25x = 159,316,695,502.02
  5. Step 5: Solve for x
    x = 159,316,695,502.02/454,957.25
  6. Step 6: Final answer
    x = 350,179.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.