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Finding the Fourth Proportional to 668,160.50, 1,002,299.16 and 169,524.50

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Solution

The fourth proportional to 668,160.50, 1,002,299.16 and 169,524.50 is: 254,301.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,160.50 : 1,002,299.16 = 169,524.50 : x
  2. Step 2: Convert to fraction form
    668,160.50/1,002,299.16 = 169,524.50/x
  3. Step 3: Cross multiply
    668,160.50x = 1,002,299.16 × 169,524.50
  4. Step 4: Simplify right side
    668,160.50x = 169,914,263,949.42
  5. Step 5: Solve for x
    x = 169,914,263,949.42/668,160.50
  6. Step 6: Final answer
    x = 254,301.57

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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.