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Finding the Third Proportional to 5,579,640 and 11,828,952

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Solution

The third proportional to 5,579,640 and 11,828,952 is: 25,077,622.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,579,640 : 11,828,952 = 11,828,952 : x
  2. Step 2: Convert to fraction form
    5,579,640/11,828,952 = 11,828,952/x
  3. Step 3: Cross multiply
    5,579,640x = 11,828,952 × 11,828,952
  4. Step 4: Simplify right side
    5,579,640x = 139,924,105,418,304
  5. Step 5: Solve for x
    x = 139,924,105,418,304/5,579,640
  6. Step 6: Final answer
    x = 25,077,622.47

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.