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Finding the Third Proportional to 18,641,630.50 and 40,510,052.25

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Solution

The third proportional to 18,641,630.50 and 40,510,052.25 is: 88,032,231.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,641,630.50 : 40,510,052.25 = 40,510,052.25 : x
  2. Step 2: Convert to fraction form
    18,641,630.50/40,510,052.25 = 40,510,052.25/x
  3. Step 3: Cross multiply
    18,641,630.50x = 40,510,052.25 × 40,510,052.25
  4. Step 4: Simplify right side
    18,641,630.50x = 1,641,064,333,297,730
  5. Step 5: Solve for x
    x = 1,641,064,333,297,730/18,641,630.50
  6. Step 6: Final answer
    x = 88,032,231.58

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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.