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Finding the Fourth Proportional to 295,984.60, 444,122.70 and 169,721.80

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Solution

The fourth proportional to 295,984.60, 444,122.70 and 169,721.80 is: 254,666.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,984.60 : 444,122.70 = 169,721.80 : x
  2. Step 2: Convert to fraction form
    295,984.60/444,122.70 = 169,721.80/x
  3. Step 3: Cross multiply
    295,984.60x = 444,122.70 × 169,721.80
  4. Step 4: Simplify right side
    295,984.60x = 75,377,304,064.86
  5. Step 5: Solve for x
    x = 75,377,304,064.86/295,984.60
  6. Step 6: Final answer
    x = 254,666.30

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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.