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Finding the Third Proportional to 2,512,036.88 and 5,449,411.13

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Solution

The third proportional to 2,512,036.88 and 5,449,411.13 is: 11,821,515.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,512,036.88 : 5,449,411.13 = 5,449,411.13 : x
  2. Step 2: Convert to fraction form
    2,512,036.88/5,449,411.13 = 5,449,411.13/x
  3. Step 3: Cross multiply
    2,512,036.88x = 5,449,411.13 × 5,449,411.13
  4. Step 4: Simplify right side
    2,512,036.88x = 29,696,081,609,273.77
  5. Step 5: Solve for x
    x = 29,696,081,609,273.77/2,512,036.88
  6. Step 6: Final answer
    x = 11,821,515.00

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.