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Finding the Third Proportional to 20,272,130 and 43,712,980

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Solution

The third proportional to 20,272,130 and 43,712,980 is: 94,258,700.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,272,130 : 43,712,980 = 43,712,980 : x
  2. Step 2: Convert to fraction form
    20,272,130/43,712,980 = 43,712,980/x
  3. Step 3: Cross multiply
    20,272,130x = 43,712,980 × 43,712,980
  4. Step 4: Simplify right side
    20,272,130x = 1,910,824,620,480,400
  5. Step 5: Solve for x
    x = 1,910,824,620,480,400/20,272,130
  6. Step 6: Final answer
    x = 94,258,700.02

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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.