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Finding the Fourth Proportional to 2,397.32, 3,308.61 and 1,349.58

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Solution

The fourth proportional to 2,397.32, 3,308.61 and 1,349.58 is: 1,862.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,397.32 : 3,308.61 = 1,349.58 : x
  2. Step 2: Convert to fraction form
    2,397.32/3,308.61 = 1,349.58/x
  3. Step 3: Cross multiply
    2,397.32x = 3,308.61 × 1,349.58
  4. Step 4: Simplify right side
    2,397.32x = 4,465,233.88
  5. Step 5: Solve for x
    x = 4,465,233.88/2,397.32
  6. Step 6: Final answer
    x = 1,862.60

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.