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Finding the Fourth Proportional to 2,410.38, 3,613.05 and 947.52

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Solution

The fourth proportional to 2,410.38, 3,613.05 and 947.52 is: 1,420.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,410.38 : 3,613.05 = 947.52 : x
  2. Step 2: Convert to fraction form
    2,410.38/3,613.05 = 947.52/x
  3. Step 3: Cross multiply
    2,410.38x = 3,613.05 × 947.52
  4. Step 4: Simplify right side
    2,410.38x = 3,423,437.14
  5. Step 5: Solve for x
    x = 3,423,437.14/2,410.38
  6. Step 6: Final answer
    x = 1,420.29

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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.