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Finding the Third Proportional to 18,554,832 and 28,088,880

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Solution

The third proportional to 18,554,832 and 28,088,880 is: 42,521,817.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,554,832 : 28,088,880 = 28,088,880 : x
  2. Step 2: Convert to fraction form
    18,554,832/28,088,880 = 28,088,880/x
  3. Step 3: Cross multiply
    18,554,832x = 28,088,880 × 28,088,880
  4. Step 4: Simplify right side
    18,554,832x = 788,985,179,654,400
  5. Step 5: Solve for x
    x = 788,985,179,654,400/18,554,832
  6. Step 6: Final answer
    x = 42,521,817.48

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.