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Finding the Fourth Proportional to 587,358.98, 881,148.74 and 187,892.50

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Solution

The fourth proportional to 587,358.98, 881,148.74 and 187,892.50 is: 281,874.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,358.98 : 881,148.74 = 187,892.50 : x
  2. Step 2: Convert to fraction form
    587,358.98/881,148.74 = 187,892.50/x
  3. Step 3: Cross multiply
    587,358.98x = 881,148.74 × 187,892.50
  4. Step 4: Simplify right side
    587,358.98x = 165,561,239,630.45
  5. Step 5: Solve for x
    x = 165,561,239,630.45/587,358.98
  6. Step 6: Final answer
    x = 281,874.02

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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.