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Finding the Fourth Proportional to 441,842.34, 662,145.71 and 239,000.56

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Solution

The fourth proportional to 441,842.34, 662,145.71 and 239,000.56 is: 358,166.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,842.34 : 662,145.71 = 239,000.56 : x
  2. Step 2: Convert to fraction form
    441,842.34/662,145.71 = 239,000.56/x
  3. Step 3: Cross multiply
    441,842.34x = 662,145.71 × 239,000.56
  4. Step 4: Simplify right side
    441,842.34x = 158,253,196,365.80
  5. Step 5: Solve for x
    x = 158,253,196,365.80/441,842.34
  6. Step 6: Final answer
    x = 358,166.66

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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.