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Finding the Third Proportional to 603,790 and 888,186

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Solution

The third proportional to 603,790 and 888,186 is: 1,306,537.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,790 : 888,186 = 888,186 : x
  2. Step 2: Convert to fraction form
    603,790/888,186 = 888,186/x
  3. Step 3: Cross multiply
    603,790x = 888,186 × 888,186
  4. Step 4: Simplify right side
    603,790x = 788,874,370,596
  5. Step 5: Solve for x
    x = 788,874,370,596/603,790
  6. Step 6: Final answer
    x = 1,306,537.65

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.