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Finding the Fourth Proportional to 8,008.49, 12,009.24 and 2,458.77

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Solution

The fourth proportional to 8,008.49, 12,009.24 and 2,458.77 is: 3,687.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,008.49 : 12,009.24 = 2,458.77 : x
  2. Step 2: Convert to fraction form
    8,008.49/12,009.24 = 2,458.77/x
  3. Step 3: Cross multiply
    8,008.49x = 12,009.24 × 2,458.77
  4. Step 4: Simplify right side
    8,008.49x = 29,527,959.03
  5. Step 5: Solve for x
    x = 29,527,959.03/8,008.49
  6. Step 6: Final answer
    x = 3,687.08

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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.