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Finding the Fourth Proportional to 6,283.53, 8,660.39 and 4,708.89

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Solution

The fourth proportional to 6,283.53, 8,660.39 and 4,708.89 is: 6,490.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,283.53 : 8,660.39 = 4,708.89 : x
  2. Step 2: Convert to fraction form
    6,283.53/8,660.39 = 4,708.89/x
  3. Step 3: Cross multiply
    6,283.53x = 8,660.39 × 4,708.89
  4. Step 4: Simplify right side
    6,283.53x = 40,780,800.32
  5. Step 5: Solve for x
    x = 40,780,800.32/6,283.53
  6. Step 6: Final answer
    x = 6,490.11

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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.