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Finding the Fourth Proportional to 573.95, 860.80 and 162.97

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Solution

The fourth proportional to 573.95, 860.80 and 162.97 is: 244.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    573.95 : 860.80 = 162.97 : x
  2. Step 2: Convert to fraction form
    573.95/860.80 = 162.97/x
  3. Step 3: Cross multiply
    573.95x = 860.80 × 162.97
  4. Step 4: Simplify right side
    573.95x = 140,287.47
  5. Step 5: Solve for x
    x = 140,287.47/573.95
  6. Step 6: Final answer
    x = 244.43

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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.