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Finding the Fourth Proportional to 6,650.59, 9,964.11 and 6,255.49

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Solution

The fourth proportional to 6,650.59, 9,964.11 and 6,255.49 is: 9,372.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,650.59 : 9,964.11 = 6,255.49 : x
  2. Step 2: Convert to fraction form
    6,650.59/9,964.11 = 6,255.49/x
  3. Step 3: Cross multiply
    6,650.59x = 9,964.11 × 6,255.49
  4. Step 4: Simplify right side
    6,650.59x = 62,330,390.46
  5. Step 5: Solve for x
    x = 62,330,390.46/6,650.59
  6. Step 6: Final answer
    x = 9,372.16

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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.