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Finding the Fourth Proportional to 435,186.17, 652,546.83 and 150,803.78

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Solution

The fourth proportional to 435,186.17, 652,546.83 and 150,803.78 is: 226,125.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,186.17 : 652,546.83 = 150,803.78 : x
  2. Step 2: Convert to fraction form
    435,186.17/652,546.83 = 150,803.78/x
  3. Step 3: Cross multiply
    435,186.17x = 652,546.83 × 150,803.78
  4. Step 4: Simplify right side
    435,186.17x = 98,406,525,893.80
  5. Step 5: Solve for x
    x = 98,406,525,893.80/435,186.17
  6. Step 6: Final answer
    x = 226,125.12

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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.