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Finding the Fourth Proportional to 2,487.13, 3,730.59 and 732.06

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Solution

The fourth proportional to 2,487.13, 3,730.59 and 732.06 is: 1,098.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,487.13 : 3,730.59 = 732.06 : x
  2. Step 2: Convert to fraction form
    2,487.13/3,730.59 = 732.06/x
  3. Step 3: Cross multiply
    2,487.13x = 3,730.59 × 732.06
  4. Step 4: Simplify right side
    2,487.13x = 2,731,015.72
  5. Step 5: Solve for x
    x = 2,731,015.72/2,487.13
  6. Step 6: Final answer
    x = 1,098.06

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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.