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Finding the Third Proportional to 237.94 and 505.13

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Solution

The third proportional to 237.94 and 505.13 is: 1,072.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    237.94 : 505.13 = 505.13 : x
  2. Step 2: Convert to fraction form
    237.94/505.13 = 505.13/x
  3. Step 3: Cross multiply
    237.94x = 505.13 × 505.13
  4. Step 4: Simplify right side
    237.94x = 255,151.27
  5. Step 5: Solve for x
    x = 255,151.27/237.94
  6. Step 6: Final answer
    x = 1,072.35

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.