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Finding the Fourth Proportional to 473.44, 710.05 and 180.88

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Solution

The fourth proportional to 473.44, 710.05 and 180.88 is: 271.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    473.44 : 710.05 = 180.88 : x
  2. Step 2: Convert to fraction form
    473.44/710.05 = 180.88/x
  3. Step 3: Cross multiply
    473.44x = 710.05 × 180.88
  4. Step 4: Simplify right side
    473.44x = 128,433.84
  5. Step 5: Solve for x
    x = 128,433.84/473.44
  6. Step 6: Final answer
    x = 271.28

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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.