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Finding the Fourth Proportional to 888.56, 1,224.96 and 593.18

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Solution

The fourth proportional to 888.56, 1,224.96 and 593.18 is: 817.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    888.56 : 1,224.96 = 593.18 : x
  2. Step 2: Convert to fraction form
    888.56/1,224.96 = 593.18/x
  3. Step 3: Cross multiply
    888.56x = 1,224.96 × 593.18
  4. Step 4: Simplify right side
    888.56x = 726,621.77
  5. Step 5: Solve for x
    x = 726,621.77/888.56
  6. Step 6: Final answer
    x = 817.75

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.