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Finding the Fourth Proportional to 8,600.93, 11,869.76 and 6,472.62

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Solution

The fourth proportional to 8,600.93, 11,869.76 and 6,472.62 is: 8,932.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,600.93 : 11,869.76 = 6,472.62 : x
  2. Step 2: Convert to fraction form
    8,600.93/11,869.76 = 6,472.62/x
  3. Step 3: Cross multiply
    8,600.93x = 11,869.76 × 6,472.62
  4. Step 4: Simplify right side
    8,600.93x = 76,828,413.61
  5. Step 5: Solve for x
    x = 76,828,413.61/8,600.93
  6. Step 6: Final answer
    x = 8,932.58

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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.