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Finding the Fourth Proportional to 367,908.84, 551,401.82 and 157,299.56

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Solution

The fourth proportional to 367,908.84, 551,401.82 and 157,299.56 is: 235,752.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,908.84 : 551,401.82 = 157,299.56 : x
  2. Step 2: Convert to fraction form
    367,908.84/551,401.82 = 157,299.56/x
  3. Step 3: Cross multiply
    367,908.84x = 551,401.82 × 157,299.56
  4. Step 4: Simplify right side
    367,908.84x = 86,735,263,669.20
  5. Step 5: Solve for x
    x = 86,735,263,669.20/367,908.84
  6. Step 6: Final answer
    x = 235,752.05

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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.