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Finding the Fourth Proportional to 351,528.37, 527,319.89 and 114,894.97

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Solution

The fourth proportional to 351,528.37, 527,319.89 and 114,894.97 is: 172,351.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,528.37 : 527,319.89 = 114,894.97 : x
  2. Step 2: Convert to fraction form
    351,528.37/527,319.89 = 114,894.97/x
  3. Step 3: Cross multiply
    351,528.37x = 527,319.89 × 114,894.97
  4. Step 4: Simplify right side
    351,528.37x = 60,586,404,446.21
  5. Step 5: Solve for x
    x = 60,586,404,446.21/351,528.37
  6. Step 6: Final answer
    x = 172,351.39

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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.