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Finding the Fourth Proportional to 7,082.76, 10,572.20 and 6,252.52

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Solution

The fourth proportional to 7,082.76, 10,572.20 and 6,252.52 is: 9,332.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,082.76 : 10,572.20 = 6,252.52 : x
  2. Step 2: Convert to fraction form
    7,082.76/10,572.20 = 6,252.52/x
  3. Step 3: Cross multiply
    7,082.76x = 10,572.20 × 6,252.52
  4. Step 4: Simplify right side
    7,082.76x = 66,102,891.94
  5. Step 5: Solve for x
    x = 66,102,891.94/7,082.76
  6. Step 6: Final answer
    x = 9,332.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.