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Finding the Third Proportional to 18,942,460 and 27,705,100

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Solution

The third proportional to 18,942,460 and 27,705,100 is: 40,521,271.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,942,460 : 27,705,100 = 27,705,100 : x
  2. Step 2: Convert to fraction form
    18,942,460/27,705,100 = 27,705,100/x
  3. Step 3: Cross multiply
    18,942,460x = 27,705,100 × 27,705,100
  4. Step 4: Simplify right side
    18,942,460x = 767,572,566,010,000
  5. Step 5: Solve for x
    x = 767,572,566,010,000/18,942,460
  6. Step 6: Final answer
    x = 40,521,271.58

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.