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Finding the Third Proportional to 500.34 and 824.34

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Solution

The third proportional to 500.34 and 824.34 is: 1,358.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    500.34 : 824.34 = 824.34 : x
  2. Step 2: Convert to fraction form
    500.34/824.34 = 824.34/x
  3. Step 3: Cross multiply
    500.34x = 824.34 × 824.34
  4. Step 4: Simplify right side
    500.34x = 679,542.62
  5. Step 5: Solve for x
    x = 679,542.62/500.34
  6. Step 6: Final answer
    x = 1,358.15

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Why These Related Problems?

These problems maintain the same ratio (1.65) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.