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Finding the Third Proportional to 20,201,470 and 43,239,236

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Solution

The third proportional to 20,201,470 and 43,239,236 is: 92,549,281.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,201,470 : 43,239,236 = 43,239,236 : x
  2. Step 2: Convert to fraction form
    20,201,470/43,239,236 = 43,239,236/x
  3. Step 3: Cross multiply
    20,201,470x = 43,239,236 × 43,239,236
  4. Step 4: Simplify right side
    20,201,470x = 1,869,631,529,863,696
  5. Step 5: Solve for x
    x = 1,869,631,529,863,696/20,201,470
  6. Step 6: Final answer
    x = 92,549,281.31

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.