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Finding the Fourth Proportional to 8,488.83, 12,733.73 and 2,248.68

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Solution

The fourth proportional to 8,488.83, 12,733.73 and 2,248.68 is: 3,373.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,488.83 : 12,733.73 = 2,248.68 : x
  2. Step 2: Convert to fraction form
    8,488.83/12,733.73 = 2,248.68/x
  3. Step 3: Cross multiply
    8,488.83x = 12,733.73 × 2,248.68
  4. Step 4: Simplify right side
    8,488.83x = 28,634,083.98
  5. Step 5: Solve for x
    x = 28,634,083.98/8,488.83
  6. Step 6: Final answer
    x = 3,373.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.