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Finding the Fourth Proportional to 514.71, 710.37 and 337.82

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Solution

The fourth proportional to 514.71, 710.37 and 337.82 is: 466.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    514.71 : 710.37 = 337.82 : x
  2. Step 2: Convert to fraction form
    514.71/710.37 = 337.82/x
  3. Step 3: Cross multiply
    514.71x = 710.37 × 337.82
  4. Step 4: Simplify right side
    514.71x = 239,975.50
  5. Step 5: Solve for x
    x = 239,975.50/514.71
  6. Step 6: Final answer
    x = 466.23

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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.