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Finding the Fourth Proportional to 524,729.03, 787,118.13 and 169,770.83

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Solution

The fourth proportional to 524,729.03, 787,118.13 and 169,770.83 is: 254,664.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,729.03 : 787,118.13 = 169,770.83 : x
  2. Step 2: Convert to fraction form
    524,729.03/787,118.13 = 169,770.83/x
  3. Step 3: Cross multiply
    524,729.03x = 787,118.13 × 169,770.83
  4. Step 4: Simplify right side
    524,729.03x = 133,629,694,302.56
  5. Step 5: Solve for x
    x = 133,629,694,302.56/524,729.03
  6. Step 6: Final answer
    x = 254,664.19

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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.