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Finding the Third Proportional to 555,117 and 1,153,866

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Solution

The third proportional to 555,117 and 1,153,866 is: 2,398,425.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,117 : 1,153,866 = 1,153,866 : x
  2. Step 2: Convert to fraction form
    555,117/1,153,866 = 1,153,866/x
  3. Step 3: Cross multiply
    555,117x = 1,153,866 × 1,153,866
  4. Step 4: Simplify right side
    555,117x = 1,331,406,745,956
  5. Step 5: Solve for x
    x = 1,331,406,745,956/555,117
  6. Step 6: Final answer
    x = 2,398,425.46

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.