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Finding the Third Proportional to 19,912,296 and 43,428,624

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Solution

The third proportional to 19,912,296 and 43,428,624 is: 94,717,624.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,912,296 : 43,428,624 = 43,428,624 : x
  2. Step 2: Convert to fraction form
    19,912,296/43,428,624 = 43,428,624/x
  3. Step 3: Cross multiply
    19,912,296x = 43,428,624 × 43,428,624
  4. Step 4: Simplify right side
    19,912,296x = 1,886,045,382,533,376
  5. Step 5: Solve for x
    x = 1,886,045,382,533,376/19,912,296
  6. Step 6: Final answer
    x = 94,717,624.86

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.