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Finding the Fourth Proportional to 367,796.73, 551,680.11 and 127,965.53

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Solution

The fourth proportional to 367,796.73, 551,680.11 and 127,965.53 is: 191,943.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,796.73 : 551,680.11 = 127,965.53 : x
  2. Step 2: Convert to fraction form
    367,796.73/551,680.11 = 127,965.53/x
  3. Step 3: Cross multiply
    367,796.73x = 551,680.11 × 127,965.53
  4. Step 4: Simplify right side
    367,796.73x = 70,596,037,666.61
  5. Step 5: Solve for x
    x = 70,596,037,666.61/367,796.73
  6. Step 6: Final answer
    x = 191,943.08

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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.