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Finding the Third Proportional to 4,189,153 and 9,124,793

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Solution

The third proportional to 4,189,153 and 9,124,793 is: 19,875,580.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,189,153 : 9,124,793 = 9,124,793 : x
  2. Step 2: Convert to fraction form
    4,189,153/9,124,793 = 9,124,793/x
  3. Step 3: Cross multiply
    4,189,153x = 9,124,793 × 9,124,793
  4. Step 4: Simplify right side
    4,189,153x = 83,261,847,292,849
  5. Step 5: Solve for x
    x = 83,261,847,292,849/4,189,153
  6. Step 6: Final answer
    x = 19,875,580.41

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.