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Finding the Third Proportional to 634,757,991.75 and 980,436,042

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Solution

The third proportional to 634,757,991.75 and 980,436,042 is: 1,514,364,285.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,757,991.75 : 980,436,042 = 980,436,042 : x
  2. Step 2: Convert to fraction form
    634,757,991.75/980,436,042 = 980,436,042/x
  3. Step 3: Cross multiply
    634,757,991.75x = 980,436,042 × 980,436,042
  4. Step 4: Simplify right side
    634,757,991.75x = 961,254,832,452,625,792
  5. Step 5: Solve for x
    x = 961,254,832,452,625,792/634,757,991.75
  6. Step 6: Final answer
    x = 1,514,364,285.20

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.