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Finding the Third Proportional to 387,617,620 and 595,795,020

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Solution

The third proportional to 387,617,620 and 595,795,020 is: 915,778,043.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    387,617,620 : 595,795,020 = 595,795,020 : x
  2. Step 2: Convert to fraction form
    387,617,620/595,795,020 = 595,795,020/x
  3. Step 3: Cross multiply
    387,617,620x = 595,795,020 × 595,795,020
  4. Step 4: Simplify right side
    387,617,620x = 354,971,705,856,800,384
  5. Step 5: Solve for x
    x = 354,971,705,856,800,384/387,617,620
  6. Step 6: Final answer
    x = 915,778,043.98

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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.