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Finding the Fourth Proportional to 568,807.50, 853,351.59 and 169,446.72

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Solution

The fourth proportional to 568,807.50, 853,351.59 and 169,446.72 is: 254,211.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,807.50 : 853,351.59 = 169,446.72 : x
  2. Step 2: Convert to fraction form
    568,807.50/853,351.59 = 169,446.72/x
  3. Step 3: Cross multiply
    568,807.50x = 853,351.59 × 169,446.72
  4. Step 4: Simplify right side
    568,807.50x = 144,597,627,932.29
  5. Step 5: Solve for x
    x = 144,597,627,932.29/568,807.50
  6. Step 6: Final answer
    x = 254,211.89

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1.5x scale

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.