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Finding the Fourth Proportional to 569,329.67, 853,965.30 and 169,973.75

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Solution

The fourth proportional to 569,329.67, 853,965.30 and 169,973.75 is: 254,951.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,329.67 : 853,965.30 = 169,973.75 : x
  2. Step 2: Convert to fraction form
    569,329.67/853,965.30 = 169,973.75/x
  3. Step 3: Cross multiply
    569,329.67x = 853,965.30 × 169,973.75
  4. Step 4: Simplify right side
    569,329.67x = 145,151,684,410.88
  5. Step 5: Solve for x
    x = 145,151,684,410.88/569,329.67
  6. Step 6: Final answer
    x = 254,951.91

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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.