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Finding the Third Proportional to 629,252,079.19 and 874,924,718.48

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Solution

The third proportional to 629,252,079.19 and 874,924,718.48 is: 1,216,512,886.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,252,079.19 : 874,924,718.48 = 874,924,718.48 : x
  2. Step 2: Convert to fraction form
    629,252,079.19/874,924,718.48 = 874,924,718.48/x
  3. Step 3: Cross multiply
    629,252,079.19x = 874,924,718.48 × 874,924,718.48
  4. Step 4: Simplify right side
    629,252,079.19x = 765,493,263,015,006,592
  5. Step 5: Solve for x
    x = 765,493,263,015,006,592/629,252,079.19
  6. Step 6: Final answer
    x = 1,216,512,886.22

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.