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Finding the Third Proportional to 404,824,239.25 and 621,967,701

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Solution

The third proportional to 404,824,239.25 and 621,967,701 is: 955,584,630.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,824,239.25 : 621,967,701 = 621,967,701 : x
  2. Step 2: Convert to fraction form
    404,824,239.25/621,967,701 = 621,967,701/x
  3. Step 3: Cross multiply
    404,824,239.25x = 621,967,701 × 621,967,701
  4. Step 4: Simplify right side
    404,824,239.25x = 386,843,821,087,225,408
  5. Step 5: Solve for x
    x = 386,843,821,087,225,408/404,824,239.25
  6. Step 6: Final answer
    x = 955,584,630.51

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.