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Finding the Fourth Proportional to 435,593.70, 653,395.41 and 136,052.46

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Solution

The fourth proportional to 435,593.70, 653,395.41 and 136,052.46 is: 204,080.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,593.70 : 653,395.41 = 136,052.46 : x
  2. Step 2: Convert to fraction form
    435,593.70/653,395.41 = 136,052.46/x
  3. Step 3: Cross multiply
    435,593.70x = 653,395.41 × 136,052.46
  4. Step 4: Simplify right side
    435,593.70x = 88,896,052,883.21
  5. Step 5: Solve for x
    x = 88,896,052,883.21/435,593.70
  6. Step 6: Final answer
    x = 204,080.21

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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.