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Finding the Fourth Proportional to 637,137.52, 955,844.60 and 193,894

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Solution

The fourth proportional to 637,137.52, 955,844.60 and 193,894 is: 290,883.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,137.52 : 955,844.60 = 193,894 : x
  2. Step 2: Convert to fraction form
    637,137.52/955,844.60 = 193,894/x
  3. Step 3: Cross multiply
    637,137.52x = 955,844.60 × 193,894
  4. Step 4: Simplify right side
    637,137.52x = 185,332,532,872.40
  5. Step 5: Solve for x
    x = 185,332,532,872.40/637,137.52
  6. Step 6: Final answer
    x = 290,883.09

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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.