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Finding the Third Proportional to 13,515,426 and 27,988,977

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Solution

The third proportional to 13,515,426 and 27,988,977 is: 57,962,126.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,515,426 : 27,988,977 = 27,988,977 : x
  2. Step 2: Convert to fraction form
    13,515,426/27,988,977 = 27,988,977/x
  3. Step 3: Cross multiply
    13,515,426x = 27,988,977 × 27,988,977
  4. Step 4: Simplify right side
    13,515,426x = 783,382,833,506,529
  5. Step 5: Solve for x
    x = 783,382,833,506,529/13,515,426
  6. Step 6: Final answer
    x = 57,962,126.65

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.