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Finding the Third Proportional to 406.13 and 883.13

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Solution

The third proportional to 406.13 and 883.13 is: 1,920.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    406.13 : 883.13 = 883.13 : x
  2. Step 2: Convert to fraction form
    406.13/883.13 = 883.13/x
  3. Step 3: Cross multiply
    406.13x = 883.13 × 883.13
  4. Step 4: Simplify right side
    406.13x = 779,909.77
  5. Step 5: Solve for x
    x = 779,909.77/406.13
  6. Step 6: Final answer
    x = 1,920.37

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.