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Finding the Fourth Proportional to 568.74, 853.40 and 244.02

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Solution

The fourth proportional to 568.74, 853.40 and 244.02 is: 366.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    568.74 : 853.40 = 244.02 : x
  2. Step 2: Convert to fraction form
    568.74/853.40 = 244.02/x
  3. Step 3: Cross multiply
    568.74x = 853.40 × 244.02
  4. Step 4: Simplify right side
    568.74x = 208,246.67
  5. Step 5: Solve for x
    x = 208,246.67/568.74
  6. Step 6: Final answer
    x = 366.15

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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.