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Finding the Third Proportional to 19,948,542.75 and 43,079,899.50

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Solution

The third proportional to 19,948,542.75 and 43,079,899.50 is: 93,033,248.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,948,542.75 : 43,079,899.50 = 43,079,899.50 : x
  2. Step 2: Convert to fraction form
    19,948,542.75/43,079,899.50 = 43,079,899.50/x
  3. Step 3: Cross multiply
    19,948,542.75x = 43,079,899.50 × 43,079,899.50
  4. Step 4: Simplify right side
    19,948,542.75x = 1,855,877,740,930,100.25
  5. Step 5: Solve for x
    x = 1,855,877,740,930,100.25/19,948,542.75
  6. Step 6: Final answer
    x = 93,033,248.80

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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.