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Finding the Fourth Proportional to 573.45, 860.17 and 244.34

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Solution

The fourth proportional to 573.45, 860.17 and 244.34 is: 366.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    573.45 : 860.17 = 244.34 : x
  2. Step 2: Convert to fraction form
    573.45/860.17 = 244.34/x
  3. Step 3: Cross multiply
    573.45x = 860.17 × 244.34
  4. Step 4: Simplify right side
    573.45x = 210,169.64
  5. Step 5: Solve for x
    x = 210,169.64/573.45
  6. Step 6: Final answer
    x = 366.50

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Half scale
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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.