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Finding the Fourth Proportional to 3,901.71, 5,854.04 and 2,342.80

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Solution

The fourth proportional to 3,901.71, 5,854.04 and 2,342.80 is: 3,515.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,901.71 : 5,854.04 = 2,342.80 : x
  2. Step 2: Convert to fraction form
    3,901.71/5,854.04 = 2,342.80/x
  3. Step 3: Cross multiply
    3,901.71x = 5,854.04 × 2,342.80
  4. Step 4: Simplify right side
    3,901.71x = 13,714,862.48
  5. Step 5: Solve for x
    x = 13,714,862.48/3,901.71
  6. Step 6: Final answer
    x = 3,515.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.