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Finding the Third Proportional to 511,888 and 1,102,265

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Solution

The third proportional to 511,888 and 1,102,265 is: 2,373,542.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,888 : 1,102,265 = 1,102,265 : x
  2. Step 2: Convert to fraction form
    511,888/1,102,265 = 1,102,265/x
  3. Step 3: Cross multiply
    511,888x = 1,102,265 × 1,102,265
  4. Step 4: Simplify right side
    511,888x = 1,214,988,130,225
  5. Step 5: Solve for x
    x = 1,214,988,130,225/511,888
  6. Step 6: Final answer
    x = 2,373,542.90

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.