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Finding the Fourth Proportional to 6,132.28, 8,465 and 6,042.28

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Solution

The fourth proportional to 6,132.28, 8,465 and 6,042.28 is: 8,340.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,132.28 : 8,465 = 6,042.28 : x
  2. Step 2: Convert to fraction form
    6,132.28/8,465 = 6,042.28/x
  3. Step 3: Cross multiply
    6,132.28x = 8,465 × 6,042.28
  4. Step 4: Simplify right side
    6,132.28x = 51,147,900.20
  5. Step 5: Solve for x
    x = 51,147,900.20/6,132.28
  6. Step 6: Final answer
    x = 8,340.76

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Double scale
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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.