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Finding the Fourth Proportional to 573.97, 860.95 and 249.57

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Solution

The fourth proportional to 573.97, 860.95 and 249.57 is: 374.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    573.97 : 860.95 = 249.57 : x
  2. Step 2: Convert to fraction form
    573.97/860.95 = 249.57/x
  3. Step 3: Cross multiply
    573.97x = 860.95 × 249.57
  4. Step 4: Simplify right side
    573.97x = 214,867.29
  5. Step 5: Solve for x
    x = 214,867.29/573.97
  6. Step 6: Final answer
    x = 374.35

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Double scale
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Similar ratio
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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.