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Finding the Third Proportional to 19,187,394.75 and 39,145,545

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Solution

The third proportional to 19,187,394.75 and 39,145,545 is: 79,863,562.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,187,394.75 : 39,145,545 = 39,145,545 : x
  2. Step 2: Convert to fraction form
    19,187,394.75/39,145,545 = 39,145,545/x
  3. Step 3: Cross multiply
    19,187,394.75x = 39,145,545 × 39,145,545
  4. Step 4: Simplify right side
    19,187,394.75x = 1,532,373,693,347,025
  5. Step 5: Solve for x
    x = 1,532,373,693,347,025/19,187,394.75
  6. Step 6: Final answer
    x = 79,863,562.16

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.