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Finding the Third Proportional to 1,287,502 and 2,771,348

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Solution

The third proportional to 1,287,502 and 2,771,348 is: 5,965,326.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,287,502 : 2,771,348 = 2,771,348 : x
  2. Step 2: Convert to fraction form
    1,287,502/2,771,348 = 2,771,348/x
  3. Step 3: Cross multiply
    1,287,502x = 2,771,348 × 2,771,348
  4. Step 4: Simplify right side
    1,287,502x = 7,680,369,737,104
  5. Step 5: Solve for x
    x = 7,680,369,737,104/1,287,502
  6. Step 6: Final answer
    x = 5,965,326.45

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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.