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Finding the Third Proportional to 356.06 and 501.75

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Solution

The third proportional to 356.06 and 501.75 is: 707.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    356.06 : 501.75 = 501.75 : x
  2. Step 2: Convert to fraction form
    356.06/501.75 = 501.75/x
  3. Step 3: Cross multiply
    356.06x = 501.75 × 501.75
  4. Step 4: Simplify right side
    356.06x = 251,753.06
  5. Step 5: Solve for x
    x = 251,753.06/356.06
  6. Step 6: Final answer
    x = 707.05

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.