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Finding the Fourth Proportional to 586,711.26, 880,059.45 and 187,346.97

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Solution

The fourth proportional to 586,711.26, 880,059.45 and 187,346.97 is: 281,018.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,711.26 : 880,059.45 = 187,346.97 : x
  2. Step 2: Convert to fraction form
    586,711.26/880,059.45 = 187,346.97/x
  3. Step 3: Cross multiply
    586,711.26x = 880,059.45 × 187,346.97
  4. Step 4: Simplify right side
    586,711.26x = 164,876,471,377.37
  5. Step 5: Solve for x
    x = 164,876,471,377.37/586,711.26
  6. Step 6: Final answer
    x = 281,018.08

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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.