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Finding the Fourth Proportional to 7,437.73, 10,264.17 and 4,080.48

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Solution

The fourth proportional to 7,437.73, 10,264.17 and 4,080.48 is: 5,631.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,437.73 : 10,264.17 = 4,080.48 : x
  2. Step 2: Convert to fraction form
    7,437.73/10,264.17 = 4,080.48/x
  3. Step 3: Cross multiply
    7,437.73x = 10,264.17 × 4,080.48
  4. Step 4: Simplify right side
    7,437.73x = 41,882,794.19
  5. Step 5: Solve for x
    x = 41,882,794.19/7,437.73
  6. Step 6: Final answer
    x = 5,631.12

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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.