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Finding the Fourth Proportional to 568,903.87, 853,355.53 and 169,534.45

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Solution

The fourth proportional to 568,903.87, 853,355.53 and 169,534.45 is: 254,301.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,903.87 : 853,355.53 = 169,534.45 : x
  2. Step 2: Convert to fraction form
    568,903.87/853,355.53 = 169,534.45/x
  3. Step 3: Cross multiply
    568,903.87x = 853,355.53 × 169,534.45
  4. Step 4: Simplify right side
    568,903.87x = 144,673,160,433.01
  5. Step 5: Solve for x
    x = 144,673,160,433.01/568,903.87
  6. Step 6: Final answer
    x = 254,301.59

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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.