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Finding the Third Proportional to 814,448 and 1,242,732

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Solution

The third proportional to 814,448 and 1,242,732 is: 1,896,232.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,448 : 1,242,732 = 1,242,732 : x
  2. Step 2: Convert to fraction form
    814,448/1,242,732 = 1,242,732/x
  3. Step 3: Cross multiply
    814,448x = 1,242,732 × 1,242,732
  4. Step 4: Simplify right side
    814,448x = 1,544,382,823,824
  5. Step 5: Solve for x
    x = 1,544,382,823,824/814,448
  6. Step 6: Final answer
    x = 1,896,232.57

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.