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Finding the Third Proportional to 885,255 and 1,338,423

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Solution

The third proportional to 885,255 and 1,338,423 is: 2,023,570.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,255 : 1,338,423 = 1,338,423 : x
  2. Step 2: Convert to fraction form
    885,255/1,338,423 = 1,338,423/x
  3. Step 3: Cross multiply
    885,255x = 1,338,423 × 1,338,423
  4. Step 4: Simplify right side
    885,255x = 1,791,376,126,929
  5. Step 5: Solve for x
    x = 1,791,376,126,929/885,255
  6. Step 6: Final answer
    x = 2,023,570.75

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.