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Finding the Third Proportional to 7,989,720 and 17,256,352

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Solution

The third proportional to 7,989,720 and 17,256,352 is: 37,270,603.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,989,720 : 17,256,352 = 17,256,352 : x
  2. Step 2: Convert to fraction form
    7,989,720/17,256,352 = 17,256,352/x
  3. Step 3: Cross multiply
    7,989,720x = 17,256,352 × 17,256,352
  4. Step 4: Simplify right side
    7,989,720x = 297,781,684,347,904
  5. Step 5: Solve for x
    x = 297,781,684,347,904/7,989,720
  6. Step 6: Final answer
    x = 37,270,603.27

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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.