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Finding the Third Proportional to 768,278 and 1,106,651

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Solution

The third proportional to 768,278 and 1,106,651 is: 1,594,053.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,278 : 1,106,651 = 1,106,651 : x
  2. Step 2: Convert to fraction form
    768,278/1,106,651 = 1,106,651/x
  3. Step 3: Cross multiply
    768,278x = 1,106,651 × 1,106,651
  4. Step 4: Simplify right side
    768,278x = 1,224,676,435,801
  5. Step 5: Solve for x
    x = 1,224,676,435,801/768,278
  6. Step 6: Final answer
    x = 1,594,053.76

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.