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Finding the Third Proportional to 7,989,712 and 17,256,336

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Solution

The third proportional to 7,989,712 and 17,256,336 is: 37,270,571.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,989,712 : 17,256,336 = 17,256,336 : x
  2. Step 2: Convert to fraction form
    7,989,712/17,256,336 = 17,256,336/x
  3. Step 3: Cross multiply
    7,989,712x = 17,256,336 × 17,256,336
  4. Step 4: Simplify right side
    7,989,712x = 297,781,132,144,896
  5. Step 5: Solve for x
    x = 297,781,132,144,896/7,989,712
  6. Step 6: Final answer
    x = 37,270,571.47

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.