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Finding the Fourth Proportional to 6,179.47, 8,531.54 and 4,760.48

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Solution

The fourth proportional to 6,179.47, 8,531.54 and 4,760.48 is: 6,572.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,179.47 : 8,531.54 = 4,760.48 : x
  2. Step 2: Convert to fraction form
    6,179.47/8,531.54 = 4,760.48/x
  3. Step 3: Cross multiply
    6,179.47x = 8,531.54 × 4,760.48
  4. Step 4: Simplify right side
    6,179.47x = 40,614,201.74
  5. Step 5: Solve for x
    x = 40,614,201.74/6,179.47
  6. Step 6: Final answer
    x = 6,572.45

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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.