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Finding the Third Proportional to 356.91 and 795.23

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Solution

The third proportional to 356.91 and 795.23 is: 1,771.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    356.91 : 795.23 = 795.23 : x
  2. Step 2: Convert to fraction form
    356.91/795.23 = 795.23/x
  3. Step 3: Cross multiply
    356.91x = 795.23 × 795.23
  4. Step 4: Simplify right side
    356.91x = 632,397.71
  5. Step 5: Solve for x
    x = 632,397.71/356.91
  6. Step 6: Final answer
    x = 1,771.89

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.