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Finding the Fourth Proportional to 9,080.48, 13,620.76 and 2,507

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Solution

The fourth proportional to 9,080.48, 13,620.76 and 2,507 is: 3,760.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,080.48 : 13,620.76 = 2,507 : x
  2. Step 2: Convert to fraction form
    9,080.48/13,620.76 = 2,507/x
  3. Step 3: Cross multiply
    9,080.48x = 13,620.76 × 2,507
  4. Step 4: Simplify right side
    9,080.48x = 34,147,245.32
  5. Step 5: Solve for x
    x = 34,147,245.32/9,080.48
  6. Step 6: Final answer
    x = 3,760.51

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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.