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Finding the Third Proportional to 234.42 and 502.03

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Solution

The third proportional to 234.42 and 502.03 is: 1,075.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    234.42 : 502.03 = 502.03 : x
  2. Step 2: Convert to fraction form
    234.42/502.03 = 502.03/x
  3. Step 3: Cross multiply
    234.42x = 502.03 × 502.03
  4. Step 4: Simplify right side
    234.42x = 252,035.38
  5. Step 5: Solve for x
    x = 252,035.38/234.42
  6. Step 6: Final answer
    x = 1,075.14

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.