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Finding the Third Proportional to 1,224,421 and 2,859,223

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Solution

The third proportional to 1,224,421 and 2,859,223 is: 6,676,752.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,421 : 2,859,223 = 2,859,223 : x
  2. Step 2: Convert to fraction form
    1,224,421/2,859,223 = 2,859,223/x
  3. Step 3: Cross multiply
    1,224,421x = 2,859,223 × 2,859,223
  4. Step 4: Simplify right side
    1,224,421x = 8,175,156,163,729
  5. Step 5: Solve for x
    x = 8,175,156,163,729/1,224,421
  6. Step 6: Final answer
    x = 6,676,752.66

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.