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Finding the Third Proportional to 373,688,778 and 873,105,630

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Solution

The third proportional to 373,688,778 and 873,105,630 is: 2,039,968,781.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,688,778 : 873,105,630 = 873,105,630 : x
  2. Step 2: Convert to fraction form
    373,688,778/873,105,630 = 873,105,630/x
  3. Step 3: Cross multiply
    373,688,778x = 873,105,630 × 873,105,630
  4. Step 4: Simplify right side
    373,688,778x = 762,313,441,137,696,896
  5. Step 5: Solve for x
    x = 762,313,441,137,696,896/373,688,778
  6. Step 6: Final answer
    x = 2,039,968,781.56

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.