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Finding the Third Proportional to 722,738 and 1,058,187

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Solution

The third proportional to 722,738 and 1,058,187 is: 1,549,330.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,738 : 1,058,187 = 1,058,187 : x
  2. Step 2: Convert to fraction form
    722,738/1,058,187 = 1,058,187/x
  3. Step 3: Cross multiply
    722,738x = 1,058,187 × 1,058,187
  4. Step 4: Simplify right side
    722,738x = 1,119,759,726,969
  5. Step 5: Solve for x
    x = 1,119,759,726,969/722,738
  6. Step 6: Final answer
    x = 1,549,330.08

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.