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Finding the Fourth Proportional to 4,888.73, 6,737.39 and 3,472.47

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Solution

The fourth proportional to 4,888.73, 6,737.39 and 3,472.47 is: 4,785.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,888.73 : 6,737.39 = 3,472.47 : x
  2. Step 2: Convert to fraction form
    4,888.73/6,737.39 = 3,472.47/x
  3. Step 3: Cross multiply
    4,888.73x = 6,737.39 × 3,472.47
  4. Step 4: Simplify right side
    4,888.73x = 23,395,367.29
  5. Step 5: Solve for x
    x = 23,395,367.29/4,888.73
  6. Step 6: Final answer
    x = 4,785.58

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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.