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Finding the Fourth Proportional to 7,080.12, 10,620.04 and 2,463

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Solution

The fourth proportional to 7,080.12, 10,620.04 and 2,463 is: 3,694.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,080.12 : 10,620.04 = 2,463 : x
  2. Step 2: Convert to fraction form
    7,080.12/10,620.04 = 2,463/x
  3. Step 3: Cross multiply
    7,080.12x = 10,620.04 × 2,463
  4. Step 4: Simplify right side
    7,080.12x = 26,157,158.52
  5. Step 5: Solve for x
    x = 26,157,158.52/7,080.12
  6. Step 6: Final answer
    x = 3,694.45

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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.