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Finding the Fourth Proportional to 268,773.49, 370,753.15 and 167,996.53

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Solution

The fourth proportional to 268,773.49, 370,753.15 and 167,996.53 is: 231,738.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,773.49 : 370,753.15 = 167,996.53 : x
  2. Step 2: Convert to fraction form
    268,773.49/370,753.15 = 167,996.53/x
  3. Step 3: Cross multiply
    268,773.49x = 370,753.15 × 167,996.53
  4. Step 4: Simplify right side
    268,773.49x = 62,285,243,045.01
  5. Step 5: Solve for x
    x = 62,285,243,045.01/268,773.49
  6. Step 6: Final answer
    x = 231,738.79

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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.