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Finding the Fourth Proportional to 6,752.40, 10,134.20 and 2,859.48

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Solution

The fourth proportional to 6,752.40, 10,134.20 and 2,859.48 is: 4,291.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,752.40 : 10,134.20 = 2,859.48 : x
  2. Step 2: Convert to fraction form
    6,752.40/10,134.20 = 2,859.48/x
  3. Step 3: Cross multiply
    6,752.40x = 10,134.20 × 2,859.48
  4. Step 4: Simplify right side
    6,752.40x = 28,978,542.22
  5. Step 5: Solve for x
    x = 28,978,542.22/6,752.40
  6. Step 6: Final answer
    x = 4,291.59

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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.