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Finding the Fourth Proportional to 2,397.42, 3,308.89 and 1,453.72

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Solution

The fourth proportional to 2,397.42, 3,308.89 and 1,453.72 is: 2,006.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,397.42 : 3,308.89 = 1,453.72 : x
  2. Step 2: Convert to fraction form
    2,397.42/3,308.89 = 1,453.72/x
  3. Step 3: Cross multiply
    2,397.42x = 3,308.89 × 1,453.72
  4. Step 4: Simplify right side
    2,397.42x = 4,810,211.48
  5. Step 5: Solve for x
    x = 4,810,211.48/2,397.42
  6. Step 6: Final answer
    x = 2,006.42

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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.