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Finding the Third Proportional to 548,292 and 1,222,653

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Solution

The third proportional to 548,292 and 1,222,653 is: 2,726,431.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,292 : 1,222,653 = 1,222,653 : x
  2. Step 2: Convert to fraction form
    548,292/1,222,653 = 1,222,653/x
  3. Step 3: Cross multiply
    548,292x = 1,222,653 × 1,222,653
  4. Step 4: Simplify right side
    548,292x = 1,494,880,358,409
  5. Step 5: Solve for x
    x = 1,494,880,358,409/548,292
  6. Step 6: Final answer
    x = 2,726,431.10

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.