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Finding the Third Proportional to 1,883,758.78 and 4,126,572.84

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Solution

The third proportional to 1,883,758.78 and 4,126,572.84 is: 9,039,694.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,883,758.78 : 4,126,572.84 = 4,126,572.84 : x
  2. Step 2: Convert to fraction form
    1,883,758.78/4,126,572.84 = 4,126,572.84/x
  3. Step 3: Cross multiply
    1,883,758.78x = 4,126,572.84 × 4,126,572.84
  4. Step 4: Simplify right side
    1,883,758.78x = 17,028,603,434,774.96
  5. Step 5: Solve for x
    x = 17,028,603,434,774.96/1,883,758.78
  6. Step 6: Final answer
    x = 9,039,694.26

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.