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Finding the Fourth Proportional to 502.25, 753.31 and 194.07

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Solution

The fourth proportional to 502.25, 753.31 and 194.07 is: 291.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    502.25 : 753.31 = 194.07 : x
  2. Step 2: Convert to fraction form
    502.25/753.31 = 194.07/x
  3. Step 3: Cross multiply
    502.25x = 753.31 × 194.07
  4. Step 4: Simplify right side
    502.25x = 146,194.87
  5. Step 5: Solve for x
    x = 146,194.87/502.25
  6. Step 6: Final answer
    x = 291.08

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.