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Finding the Third Proportional to 18,523,288 and 43,290,160

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Solution

The third proportional to 18,523,288 and 43,290,160 is: 101,171,992.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,523,288 : 43,290,160 = 43,290,160 : x
  2. Step 2: Convert to fraction form
    18,523,288/43,290,160 = 43,290,160/x
  3. Step 3: Cross multiply
    18,523,288x = 43,290,160 × 43,290,160
  4. Step 4: Simplify right side
    18,523,288x = 1,874,037,952,825,600
  5. Step 5: Solve for x
    x = 1,874,037,952,825,600/18,523,288
  6. Step 6: Final answer
    x = 101,171,992.40

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.