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Finding the Fourth Proportional to 295,981.98, 443,998.94 and 82,752.22

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Solution

The fourth proportional to 295,981.98, 443,998.94 and 82,752.22 is: 124,135.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,981.98 : 443,998.94 = 82,752.22 : x
  2. Step 2: Convert to fraction form
    295,981.98/443,998.94 = 82,752.22/x
  3. Step 3: Cross multiply
    295,981.98x = 443,998.94 × 82,752.22
  4. Step 4: Simplify right side
    295,981.98x = 36,741,897,962.65
  5. Step 5: Solve for x
    x = 36,741,897,962.65/295,981.98
  6. Step 6: Final answer
    x = 124,135.59

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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.