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Finding the Fourth Proportional to 250,446.38, 375,691.43 and 63,457.88

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Solution

The fourth proportional to 250,446.38, 375,691.43 and 63,457.88 is: 95,192.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,446.38 : 375,691.43 = 63,457.88 : x
  2. Step 2: Convert to fraction form
    250,446.38/375,691.43 = 63,457.88/x
  3. Step 3: Cross multiply
    250,446.38x = 375,691.43 × 63,457.88
  4. Step 4: Simplify right side
    250,446.38x = 23,840,579,962.16
  5. Step 5: Solve for x
    x = 23,840,579,962.16/250,446.38
  6. Step 6: Final answer
    x = 95,192.35

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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.