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Finding the Fourth Proportional to 586,691.85, 880,030.35 and 187,327.56

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Solution

The fourth proportional to 586,691.85, 880,030.35 and 187,327.56 is: 280,988.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,691.85 : 880,030.35 = 187,327.56 : x
  2. Step 2: Convert to fraction form
    586,691.85/880,030.35 = 187,327.56/x
  3. Step 3: Cross multiply
    586,691.85x = 880,030.35 × 187,327.56
  4. Step 4: Simplify right side
    586,691.85x = 164,853,941,491.56
  5. Step 5: Solve for x
    x = 164,853,941,491.56/586,691.85
  6. Step 6: Final answer
    x = 280,988.97

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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.