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Finding the Fourth Proportional to 580,294.50, 870,447.36 and 175,489.92

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Solution

The fourth proportional to 580,294.50, 870,447.36 and 175,489.92 is: 263,236.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,294.50 : 870,447.36 = 175,489.92 : x
  2. Step 2: Convert to fraction form
    580,294.50/870,447.36 = 175,489.92/x
  3. Step 3: Cross multiply
    580,294.50x = 870,447.36 × 175,489.92
  4. Step 4: Simplify right side
    580,294.50x = 152,754,737,570.61
  5. Step 5: Solve for x
    x = 152,754,737,570.61/580,294.50
  6. Step 6: Final answer
    x = 263,236.58

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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.