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Finding the Third Proportional to 190,722,260 and 287,480,882

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Solution

The third proportional to 190,722,260 and 287,480,882 is: 433,327,800.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,722,260 : 287,480,882 = 287,480,882 : x
  2. Step 2: Convert to fraction form
    190,722,260/287,480,882 = 287,480,882/x
  3. Step 3: Cross multiply
    190,722,260x = 287,480,882 × 287,480,882
  4. Step 4: Simplify right side
    190,722,260x = 82,645,257,515,497,920
  5. Step 5: Solve for x
    x = 82,645,257,515,497,920/190,722,260
  6. Step 6: Final answer
    x = 433,327,800.94

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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.