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Finding the Third Proportional to 48,381,042 and 74,911,656

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Solution

The third proportional to 48,381,042 and 74,911,656 is: 115,990,809.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,381,042 : 74,911,656 = 74,911,656 : x
  2. Step 2: Convert to fraction form
    48,381,042/74,911,656 = 74,911,656/x
  3. Step 3: Cross multiply
    48,381,042x = 74,911,656 × 74,911,656
  4. Step 4: Simplify right side
    48,381,042x = 5,611,756,204,662,336
  5. Step 5: Solve for x
    x = 5,611,756,204,662,336/48,381,042
  6. Step 6: Final answer
    x = 115,990,809.06

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.