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Finding the Third Proportional to 20,174,556 and 43,778,472

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Solution

The third proportional to 20,174,556 and 43,778,472 is: 94,998,601.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,174,556 : 43,778,472 = 43,778,472 : x
  2. Step 2: Convert to fraction form
    20,174,556/43,778,472 = 43,778,472/x
  3. Step 3: Cross multiply
    20,174,556x = 43,778,472 × 43,778,472
  4. Step 4: Simplify right side
    20,174,556x = 1,916,554,610,654,784
  5. Step 5: Solve for x
    x = 1,916,554,610,654,784/20,174,556
  6. Step 6: Final answer
    x = 94,998,601.74

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.