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Finding the Fourth Proportional to 637,141.52, 955,850.52 and 193,898

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Solution

The fourth proportional to 637,141.52, 955,850.52 and 193,898 is: 290,889.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,141.52 : 955,850.52 = 193,898 : x
  2. Step 2: Convert to fraction form
    637,141.52/955,850.52 = 193,898/x
  3. Step 3: Cross multiply
    637,141.52x = 955,850.52 × 193,898
  4. Step 4: Simplify right side
    637,141.52x = 185,337,504,126.96
  5. Step 5: Solve for x
    x = 185,337,504,126.96/637,141.52
  6. Step 6: Final answer
    x = 290,889.07

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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.