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Finding the Fourth Proportional to 3,337.59, 5,005.11 and 1,145.73

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Solution

The fourth proportional to 3,337.59, 5,005.11 and 1,145.73 is: 1,718.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,337.59 : 5,005.11 = 1,145.73 : x
  2. Step 2: Convert to fraction form
    3,337.59/5,005.11 = 1,145.73/x
  3. Step 3: Cross multiply
    3,337.59x = 5,005.11 × 1,145.73
  4. Step 4: Simplify right side
    3,337.59x = 5,734,504.68
  5. Step 5: Solve for x
    x = 5,734,504.68/3,337.59
  6. Step 6: Final answer
    x = 1,718.16

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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.