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Finding the Fourth Proportional to 3,661.71, 5,052.98 and 2,068.44

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Solution

The fourth proportional to 3,661.71, 5,052.98 and 2,068.44 is: 2,854.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,661.71 : 5,052.98 = 2,068.44 : x
  2. Step 2: Convert to fraction form
    3,661.71/5,052.98 = 2,068.44/x
  3. Step 3: Cross multiply
    3,661.71x = 5,052.98 × 2,068.44
  4. Step 4: Simplify right side
    3,661.71x = 10,451,772.17
  5. Step 5: Solve for x
    x = 10,451,772.17/3,661.71
  6. Step 6: Final answer
    x = 2,854.34

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1.5x scale

Why These Related Problems?

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