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Finding the Third Proportional to 888,672 and 1,908,672

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Solution

The third proportional to 888,672 and 1,908,672 is: 4,099,407.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,672 : 1,908,672 = 1,908,672 : x
  2. Step 2: Convert to fraction form
    888,672/1,908,672 = 1,908,672/x
  3. Step 3: Cross multiply
    888,672x = 1,908,672 × 1,908,672
  4. Step 4: Simplify right side
    888,672x = 3,643,028,803,584
  5. Step 5: Solve for x
    x = 3,643,028,803,584/888,672
  6. Step 6: Final answer
    x = 4,099,407.66

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.