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Finding the Fourth Proportional to 3,041.14, 4,561.72 and 732.64

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Solution

The fourth proportional to 3,041.14, 4,561.72 and 732.64 is: 1,098.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,041.14 : 4,561.72 = 732.64 : x
  2. Step 2: Convert to fraction form
    3,041.14/4,561.72 = 732.64/x
  3. Step 3: Cross multiply
    3,041.14x = 4,561.72 × 732.64
  4. Step 4: Simplify right side
    3,041.14x = 3,342,098.54
  5. Step 5: Solve for x
    x = 3,342,098.54/3,041.14
  6. Step 6: Final answer
    x = 1,098.96

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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.