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Finding the Fourth Proportional to 269,996.88, 372,544.16 and 162,573.87

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Solution

The fourth proportional to 269,996.88, 372,544.16 and 162,573.87 is: 224,320.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,996.88 : 372,544.16 = 162,573.87 : x
  2. Step 2: Convert to fraction form
    269,996.88/372,544.16 = 162,573.87/x
  3. Step 3: Cross multiply
    269,996.88x = 372,544.16 × 162,573.87
  4. Step 4: Simplify right side
    269,996.88x = 60,565,945,024.23
  5. Step 5: Solve for x
    x = 60,565,945,024.23/269,996.88
  6. Step 6: Final answer
    x = 224,320.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.