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Finding the Fourth Proportional to 8,798.51, 13,199.24 and 3,251.87

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Solution

The fourth proportional to 8,798.51, 13,199.24 and 3,251.87 is: 4,878.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,798.51 : 13,199.24 = 3,251.87 : x
  2. Step 2: Convert to fraction form
    8,798.51/13,199.24 = 3,251.87/x
  3. Step 3: Cross multiply
    8,798.51x = 13,199.24 × 3,251.87
  4. Step 4: Simplify right side
    8,798.51x = 42,922,212.58
  5. Step 5: Solve for x
    x = 42,922,212.58/8,798.51
  6. Step 6: Final answer
    x = 4,878.35

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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.