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Finding the Third Proportional to 528,869 and 1,162,714

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Solution

The third proportional to 528,869 and 1,162,714 is: 2,556,216.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,869 : 1,162,714 = 1,162,714 : x
  2. Step 2: Convert to fraction form
    528,869/1,162,714 = 1,162,714/x
  3. Step 3: Cross multiply
    528,869x = 1,162,714 × 1,162,714
  4. Step 4: Simplify right side
    528,869x = 1,351,903,845,796
  5. Step 5: Solve for x
    x = 1,351,903,845,796/528,869
  6. Step 6: Final answer
    x = 2,556,216.84

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.