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Finding the Third Proportional to 1,332,705 and 2,878,182

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Solution

The third proportional to 1,332,705 and 2,878,182 is: 6,215,877.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,705 : 2,878,182 = 2,878,182 : x
  2. Step 2: Convert to fraction form
    1,332,705/2,878,182 = 2,878,182/x
  3. Step 3: Cross multiply
    1,332,705x = 2,878,182 × 2,878,182
  4. Step 4: Simplify right side
    1,332,705x = 8,283,931,625,124
  5. Step 5: Solve for x
    x = 8,283,931,625,124/1,332,705
  6. Step 6: Final answer
    x = 6,215,877.95

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.