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Finding the Third Proportional to 269.81 and 501.75

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Solution

The third proportional to 269.81 and 501.75 is: 933.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    269.81 : 501.75 = 501.75 : x
  2. Step 2: Convert to fraction form
    269.81/501.75 = 501.75/x
  3. Step 3: Cross multiply
    269.81x = 501.75 × 501.75
  4. Step 4: Simplify right side
    269.81x = 251,753.06
  5. Step 5: Solve for x
    x = 251,753.06/269.81
  6. Step 6: Final answer
    x = 933.07

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Why These Related Problems?

These problems maintain the same ratio (1.86) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.