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Finding the Fourth Proportional to 587,393.68, 881,203.92 and 250,428.64

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Solution

The fourth proportional to 587,393.68, 881,203.92 and 250,428.64 is: 375,691.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,393.68 : 881,203.92 = 250,428.64 : x
  2. Step 2: Convert to fraction form
    587,393.68/881,203.92 = 250,428.64/x
  3. Step 3: Cross multiply
    587,393.68x = 881,203.92 × 250,428.64
  4. Step 4: Simplify right side
    587,393.68x = 220,678,699,248.27
  5. Step 5: Solve for x
    x = 220,678,699,248.27/587,393.68
  6. Step 6: Final answer
    x = 375,691.31

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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.