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Finding the Third Proportional to 555,719 and 1,197,838

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Solution

The third proportional to 555,719 and 1,197,838 is: 2,581,908.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,719 : 1,197,838 = 1,197,838 : x
  2. Step 2: Convert to fraction form
    555,719/1,197,838 = 1,197,838/x
  3. Step 3: Cross multiply
    555,719x = 1,197,838 × 1,197,838
  4. Step 4: Simplify right side
    555,719x = 1,434,815,874,244
  5. Step 5: Solve for x
    x = 1,434,815,874,244/555,719
  6. Step 6: Final answer
    x = 2,581,908.98

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.