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Finding the Fourth Proportional to 7,487.59, 11,233.98 and 2,560.70

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Solution

The fourth proportional to 7,487.59, 11,233.98 and 2,560.70 is: 3,841.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,487.59 : 11,233.98 = 2,560.70 : x
  2. Step 2: Convert to fraction form
    7,487.59/11,233.98 = 2,560.70/x
  3. Step 3: Cross multiply
    7,487.59x = 11,233.98 × 2,560.70
  4. Step 4: Simplify right side
    7,487.59x = 28,766,852.59
  5. Step 5: Solve for x
    x = 28,766,852.59/7,487.59
  6. Step 6: Final answer
    x = 3,841.94

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.