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Finding the Third Proportional to 540,159 and 1,179,979

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Solution

The third proportional to 540,159 and 1,179,979 is: 2,577,667.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,159 : 1,179,979 = 1,179,979 : x
  2. Step 2: Convert to fraction form
    540,159/1,179,979 = 1,179,979/x
  3. Step 3: Cross multiply
    540,159x = 1,179,979 × 1,179,979
  4. Step 4: Simplify right side
    540,159x = 1,392,350,440,441
  5. Step 5: Solve for x
    x = 1,392,350,440,441/540,159
  6. Step 6: Final answer
    x = 2,577,667.76

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.