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Finding the Fourth Proportional to 888.32, 1,224.42 and 593.48

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Solution

The fourth proportional to 888.32, 1,224.42 and 593.48 is: 818.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    888.32 : 1,224.42 = 593.48 : x
  2. Step 2: Convert to fraction form
    888.32/1,224.42 = 593.48/x
  3. Step 3: Cross multiply
    888.32x = 1,224.42 × 593.48
  4. Step 4: Simplify right side
    888.32x = 726,669.62
  5. Step 5: Solve for x
    x = 726,669.62/888.32
  6. Step 6: Final answer
    x = 818.02

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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.