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Finding the Fourth Proportional to 569,151.41, 853,839.21 and 169,783.34

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Solution

The fourth proportional to 569,151.41, 853,839.21 and 169,783.34 is: 254,708.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,151.41 : 853,839.21 = 169,783.34 : x
  2. Step 2: Convert to fraction form
    569,151.41/853,839.21 = 169,783.34/x
  3. Step 3: Cross multiply
    569,151.41x = 853,839.21 × 169,783.34
  4. Step 4: Simplify right side
    569,151.41x = 144,967,668,627.57
  5. Step 5: Solve for x
    x = 144,967,668,627.57/569,151.41
  6. Step 6: Final answer
    x = 254,708.44

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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.