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Finding the Third Proportional to 5,721,252 and 8,640,199

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Solution

The third proportional to 5,721,252 and 8,640,199 is: 13,048,374.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,721,252 : 8,640,199 = 8,640,199 : x
  2. Step 2: Convert to fraction form
    5,721,252/8,640,199 = 8,640,199/x
  3. Step 3: Cross multiply
    5,721,252x = 8,640,199 × 8,640,199
  4. Step 4: Simplify right side
    5,721,252x = 74,653,038,759,601
  5. Step 5: Solve for x
    x = 74,653,038,759,601/5,721,252
  6. Step 6: Final answer
    x = 13,048,374.51

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.