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Finding the Third Proportional to 517,076 and 1,081,000

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Solution

The third proportional to 517,076 and 1,081,000 is: 2,259,940.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,076 : 1,081,000 = 1,081,000 : x
  2. Step 2: Convert to fraction form
    517,076/1,081,000 = 1,081,000/x
  3. Step 3: Cross multiply
    517,076x = 1,081,000 × 1,081,000
  4. Step 4: Simplify right side
    517,076x = 1,168,561,000,000
  5. Step 5: Solve for x
    x = 1,168,561,000,000/517,076
  6. Step 6: Final answer
    x = 2,259,940.51

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.