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Finding the Third Proportional to 18,842,368.50 and 41,400,666

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Solution

The third proportional to 18,842,368.50 and 41,400,666 is: 90,966,013.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,842,368.50 : 41,400,666 = 41,400,666 : x
  2. Step 2: Convert to fraction form
    18,842,368.50/41,400,666 = 41,400,666/x
  3. Step 3: Cross multiply
    18,842,368.50x = 41,400,666 × 41,400,666
  4. Step 4: Simplify right side
    18,842,368.50x = 1,714,015,145,243,556
  5. Step 5: Solve for x
    x = 1,714,015,145,243,556/18,842,368.50
  6. Step 6: Final answer
    x = 90,966,013.39

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.