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Finding the Fourth Proportional to 8,960.88, 12,357.34 and 5,934.62

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Solution

The fourth proportional to 8,960.88, 12,357.34 and 5,934.62 is: 8,184.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,960.88 : 12,357.34 = 5,934.62 : x
  2. Step 2: Convert to fraction form
    8,960.88/12,357.34 = 5,934.62/x
  3. Step 3: Cross multiply
    8,960.88x = 12,357.34 × 5,934.62
  4. Step 4: Simplify right side
    8,960.88x = 73,336,040.49
  5. Step 5: Solve for x
    x = 73,336,040.49/8,960.88
  6. Step 6: Final answer
    x = 8,184.02

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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.