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Finding the Third Proportional to 20,258,853.05 and 30,332,843.30

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Solution

The third proportional to 20,258,853.05 and 30,332,843.30 is: 45,416,262.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,258,853.05 : 30,332,843.30 = 30,332,843.30 : x
  2. Step 2: Convert to fraction form
    20,258,853.05/30,332,843.30 = 30,332,843.30/x
  3. Step 3: Cross multiply
    20,258,853.05x = 30,332,843.30 × 30,332,843.30
  4. Step 4: Simplify right side
    20,258,853.05x = 920,081,382,472,774.62
  5. Step 5: Solve for x
    x = 920,081,382,472,774.62/20,258,853.05
  6. Step 6: Final answer
    x = 45,416,262.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.