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Finding the Fourth Proportional to 7,332.65, 11,000.13 and 2,652.18

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Solution

The fourth proportional to 7,332.65, 11,000.13 and 2,652.18 is: 3,978.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,332.65 : 11,000.13 = 2,652.18 : x
  2. Step 2: Convert to fraction form
    7,332.65/11,000.13 = 2,652.18/x
  3. Step 3: Cross multiply
    7,332.65x = 11,000.13 × 2,652.18
  4. Step 4: Simplify right side
    7,332.65x = 29,174,269.78
  5. Step 5: Solve for x
    x = 29,174,269.78/7,332.65
  6. Step 6: Final answer
    x = 3,978.68

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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.