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Finding the Fourth Proportional to 6,484.59, 8,943.84 and 4,359.42

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Solution

The fourth proportional to 6,484.59, 8,943.84 and 4,359.42 is: 6,012.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,484.59 : 8,943.84 = 4,359.42 : x
  2. Step 2: Convert to fraction form
    6,484.59/8,943.84 = 4,359.42/x
  3. Step 3: Cross multiply
    6,484.59x = 8,943.84 × 4,359.42
  4. Step 4: Simplify right side
    6,484.59x = 38,989,954.97
  5. Step 5: Solve for x
    x = 38,989,954.97/6,484.59
  6. Step 6: Final answer
    x = 6,012.71

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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.