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Finding the Fourth Proportional to 3,150.96, 4,348.28 and 1,753.71

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Solution

The fourth proportional to 3,150.96, 4,348.28 and 1,753.71 is: 2,420.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150.96 : 4,348.28 = 1,753.71 : x
  2. Step 2: Convert to fraction form
    3,150.96/4,348.28 = 1,753.71/x
  3. Step 3: Cross multiply
    3,150.96x = 4,348.28 × 1,753.71
  4. Step 4: Simplify right side
    3,150.96x = 7,625,626.50
  5. Step 5: Solve for x
    x = 7,625,626.50/3,150.96
  6. Step 6: Final answer
    x = 2,420.10

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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.