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Finding the Fourth Proportional to 8,634.59, 12,952.16 and 2,394.07

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Solution

The fourth proportional to 8,634.59, 12,952.16 and 2,394.07 is: 3,591.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,634.59 : 12,952.16 = 2,394.07 : x
  2. Step 2: Convert to fraction form
    8,634.59/12,952.16 = 2,394.07/x
  3. Step 3: Cross multiply
    8,634.59x = 12,952.16 × 2,394.07
  4. Step 4: Simplify right side
    8,634.59x = 31,008,377.69
  5. Step 5: Solve for x
    x = 31,008,377.69/8,634.59
  6. Step 6: Final answer
    x = 3,591.18

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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.