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Finding the Fourth Proportional to 2,461.86, 3,397.42 and 1,342.81

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Solution

The fourth proportional to 2,461.86, 3,397.42 and 1,342.81 is: 1,853.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,461.86 : 3,397.42 = 1,342.81 : x
  2. Step 2: Convert to fraction form
    2,461.86/3,397.42 = 1,342.81/x
  3. Step 3: Cross multiply
    2,461.86x = 3,397.42 × 1,342.81
  4. Step 4: Simplify right side
    2,461.86x = 4,562,103.78
  5. Step 5: Solve for x
    x = 4,562,103.78/2,461.86
  6. Step 6: Final answer
    x = 1,853.12

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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.