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Finding the Fourth Proportional to 8,809.24, 13,199 and 4,360.98

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Solution

The fourth proportional to 8,809.24, 13,199 and 4,360.98 is: 6,534.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,809.24 : 13,199 = 4,360.98 : x
  2. Step 2: Convert to fraction form
    8,809.24/13,199 = 4,360.98/x
  3. Step 3: Cross multiply
    8,809.24x = 13,199 × 4,360.98
  4. Step 4: Simplify right side
    8,809.24x = 57,560,575.02
  5. Step 5: Solve for x
    x = 57,560,575.02/8,809.24
  6. Step 6: Final answer
    x = 6,534.11

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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.