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Finding the Fourth Proportional to 234,314.37, 351,454.01 and 84,554.65

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Solution

The fourth proportional to 234,314.37, 351,454.01 and 84,554.65 is: 126,825.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,314.37 : 351,454.01 = 84,554.65 : x
  2. Step 2: Convert to fraction form
    234,314.37/351,454.01 = 84,554.65/x
  3. Step 3: Cross multiply
    234,314.37x = 351,454.01 × 84,554.65
  4. Step 4: Simplify right side
    234,314.37x = 29,717,070,898.41
  5. Step 5: Solve for x
    x = 29,717,070,898.41/234,314.37
  6. Step 6: Final answer
    x = 126,825.65

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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.