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Finding the Third Proportional to 888,078 and 1,918,224

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Solution

The third proportional to 888,078 and 1,918,224 is: 4,143,310.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,078 : 1,918,224 = 1,918,224 : x
  2. Step 2: Convert to fraction form
    888,078/1,918,224 = 1,918,224/x
  3. Step 3: Cross multiply
    888,078x = 1,918,224 × 1,918,224
  4. Step 4: Simplify right side
    888,078x = 3,679,583,314,176
  5. Step 5: Solve for x
    x = 3,679,583,314,176/888,078
  6. Step 6: Final answer
    x = 4,143,310.96

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.