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Finding the Third Proportional to 557,601 and 1,187,130

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Solution

The third proportional to 557,601 and 1,187,130 is: 2,527,394.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,601 : 1,187,130 = 1,187,130 : x
  2. Step 2: Convert to fraction form
    557,601/1,187,130 = 1,187,130/x
  3. Step 3: Cross multiply
    557,601x = 1,187,130 × 1,187,130
  4. Step 4: Simplify right side
    557,601x = 1,409,277,636,900
  5. Step 5: Solve for x
    x = 1,409,277,636,900/557,601
  6. Step 6: Final answer
    x = 2,527,394.39

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.