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Finding the Fourth Proportional to 367,309.82, 551,177.44 and 154,058.76

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Solution

The fourth proportional to 367,309.82, 551,177.44 and 154,058.76 is: 231,177.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,309.82 : 551,177.44 = 154,058.76 : x
  2. Step 2: Convert to fraction form
    367,309.82/551,177.44 = 154,058.76/x
  3. Step 3: Cross multiply
    367,309.82x = 551,177.44 × 154,058.76
  4. Step 4: Simplify right side
    367,309.82x = 84,913,713,427.81
  5. Step 5: Solve for x
    x = 84,913,713,427.81/367,309.82
  6. Step 6: Final answer
    x = 231,177.36

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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.