Home / 1,520,245.13-3,303,331.88

Finding the Third Proportional to 1,520,245.13 and 3,303,331.88

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Solution

The third proportional to 1,520,245.13 and 3,303,331.88 is: 7,177,790.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,520,245.13 : 3,303,331.88 = 3,303,331.88 : x
  2. Step 2: Convert to fraction form
    1,520,245.13/3,303,331.88 = 3,303,331.88/x
  3. Step 3: Cross multiply
    1,520,245.13x = 3,303,331.88 × 3,303,331.88
  4. Step 4: Simplify right side
    1,520,245.13x = 10,912,001,476,391.02
  5. Step 5: Solve for x
    x = 10,912,001,476,391.02/1,520,245.13
  6. Step 6: Final answer
    x = 7,177,790.80

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.