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Finding the Fourth Proportional to 267,317.25, 368,897.79 and 146,463.11

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Solution

The fourth proportional to 267,317.25, 368,897.79 and 146,463.11 is: 202,119.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,317.25 : 368,897.79 = 146,463.11 : x
  2. Step 2: Convert to fraction form
    267,317.25/368,897.79 = 146,463.11/x
  3. Step 3: Cross multiply
    267,317.25x = 368,897.79 × 146,463.11
  4. Step 4: Simplify right side
    267,317.25x = 54,029,917,595.53
  5. Step 5: Solve for x
    x = 54,029,917,595.53/267,317.25
  6. Step 6: Final answer
    x = 202,119.09

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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.