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Finding the Third Proportional to 18,527,779 and 40,824,974

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Solution

The third proportional to 18,527,779 and 40,824,974 is: 89,955,655.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,527,779 : 40,824,974 = 40,824,974 : x
  2. Step 2: Convert to fraction form
    18,527,779/40,824,974 = 40,824,974/x
  3. Step 3: Cross multiply
    18,527,779x = 40,824,974 × 40,824,974
  4. Step 4: Simplify right side
    18,527,779x = 1,666,678,502,100,676
  5. Step 5: Solve for x
    x = 1,666,678,502,100,676/18,527,779
  6. Step 6: Final answer
    x = 89,955,655.35

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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.