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Finding the Fourth Proportional to 473.97, 710.61 and 371.48

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Solution

The fourth proportional to 473.97, 710.61 and 371.48 is: 556.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    473.97 : 710.61 = 371.48 : x
  2. Step 2: Convert to fraction form
    473.97/710.61 = 371.48/x
  3. Step 3: Cross multiply
    473.97x = 710.61 × 371.48
  4. Step 4: Simplify right side
    473.97x = 263,973.85
  5. Step 5: Solve for x
    x = 263,973.85/473.97
  6. Step 6: Final answer
    x = 556.94

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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.