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Finding the Fourth Proportional to 2,753.71, 3,800.07 and 1,494.76

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Solution

The fourth proportional to 2,753.71, 3,800.07 and 1,494.76 is: 2,062.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,753.71 : 3,800.07 = 1,494.76 : x
  2. Step 2: Convert to fraction form
    2,753.71/3,800.07 = 1,494.76/x
  3. Step 3: Cross multiply
    2,753.71x = 3,800.07 × 1,494.76
  4. Step 4: Simplify right side
    2,753.71x = 5,680,192.63
  5. Step 5: Solve for x
    x = 5,680,192.63/2,753.71
  6. Step 6: Final answer
    x = 2,062.74

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Half scale
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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.