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Finding the Third Proportional to 557,145 and 1,202,958

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Solution

The third proportional to 557,145 and 1,202,958 is: 2,597,363.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,145 : 1,202,958 = 1,202,958 : x
  2. Step 2: Convert to fraction form
    557,145/1,202,958 = 1,202,958/x
  3. Step 3: Cross multiply
    557,145x = 1,202,958 × 1,202,958
  4. Step 4: Simplify right side
    557,145x = 1,447,107,949,764
  5. Step 5: Solve for x
    x = 1,447,107,949,764/557,145
  6. Step 6: Final answer
    x = 2,597,363.25

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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.