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Finding the Fourth Proportional to 544.32, 749.16 and 433.44

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Solution

The fourth proportional to 544.32, 749.16 and 433.44 is: 596.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    544.32 : 749.16 = 433.44 : x
  2. Step 2: Convert to fraction form
    544.32/749.16 = 433.44/x
  3. Step 3: Cross multiply
    544.32x = 749.16 × 433.44
  4. Step 4: Simplify right side
    544.32x = 324,715.91
  5. Step 5: Solve for x
    x = 324,715.91/544.32
  6. Step 6: Final answer
    x = 596.55

Related Problems

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.