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Finding the Third Proportional to 935,857.13 and 1,915,967.25

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Solution

The third proportional to 935,857.13 and 1,915,967.25 is: 3,922,533.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,857.13 : 1,915,967.25 = 1,915,967.25 : x
  2. Step 2: Convert to fraction form
    935,857.13/1,915,967.25 = 1,915,967.25/x
  3. Step 3: Cross multiply
    935,857.13x = 1,915,967.25 × 1,915,967.25
  4. Step 4: Simplify right side
    935,857.13x = 3,670,930,503,072.56
  5. Step 5: Solve for x
    x = 3,670,930,503,072.56/935,857.13
  6. Step 6: Final answer
    x = 3,922,533.05

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.