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Finding the Third Proportional to 45,279,103.50 and 70,609,065.75

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Solution

The third proportional to 45,279,103.50 and 70,609,065.75 is: 110,109,074.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,279,103.50 : 70,609,065.75 = 70,609,065.75 : x
  2. Step 2: Convert to fraction form
    45,279,103.50/70,609,065.75 = 70,609,065.75/x
  3. Step 3: Cross multiply
    45,279,103.50x = 70,609,065.75 × 70,609,065.75
  4. Step 4: Simplify right side
    45,279,103.50x = 4,985,640,166,087,823
  5. Step 5: Solve for x
    x = 4,985,640,166,087,823/45,279,103.50
  6. Step 6: Final answer
    x = 110,109,074.18

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.