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Finding the Third Proportional to 7,480,620 and 16,360,920

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Solution

The third proportional to 7,480,620 and 16,360,920 is: 35,783,090.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,480,620 : 16,360,920 = 16,360,920 : x
  2. Step 2: Convert to fraction form
    7,480,620/16,360,920 = 16,360,920/x
  3. Step 3: Cross multiply
    7,480,620x = 16,360,920 × 16,360,920
  4. Step 4: Simplify right side
    7,480,620x = 267,679,703,246,400
  5. Step 5: Solve for x
    x = 267,679,703,246,400/7,480,620
  6. Step 6: Final answer
    x = 35,783,090.61

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.