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Finding the Fourth Proportional to 269,765.60, 372,425.64 and 162,362

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Solution

The fourth proportional to 269,765.60, 372,425.64 and 162,362 is: 224,149.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,765.60 : 372,425.64 = 162,362 : x
  2. Step 2: Convert to fraction form
    269,765.60/372,425.64 = 162,362/x
  3. Step 3: Cross multiply
    269,765.60x = 372,425.64 × 162,362
  4. Step 4: Simplify right side
    269,765.60x = 60,467,771,761.68
  5. Step 5: Solve for x
    x = 60,467,771,761.68/269,765.60
  6. Step 6: Final answer
    x = 224,149.31

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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.