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Finding the Third Proportional to 3,473,122.50 and 8,116,920

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Solution

The third proportional to 3,473,122.50 and 8,116,920 is: 18,969,785.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,473,122.50 : 8,116,920 = 8,116,920 : x
  2. Step 2: Convert to fraction form
    3,473,122.50/8,116,920 = 8,116,920/x
  3. Step 3: Cross multiply
    3,473,122.50x = 8,116,920 × 8,116,920
  4. Step 4: Simplify right side
    3,473,122.50x = 65,884,390,286,400
  5. Step 5: Solve for x
    x = 65,884,390,286,400/3,473,122.50
  6. Step 6: Final answer
    x = 18,969,785.92

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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.