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Finding the Third Proportional to 448,872 and 982,200

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Solution

The third proportional to 448,872 and 982,200 is: 2,149,202.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,872 : 982,200 = 982,200 : x
  2. Step 2: Convert to fraction form
    448,872/982,200 = 982,200/x
  3. Step 3: Cross multiply
    448,872x = 982,200 × 982,200
  4. Step 4: Simplify right side
    448,872x = 964,716,840,000
  5. Step 5: Solve for x
    x = 964,716,840,000/448,872
  6. Step 6: Final answer
    x = 2,149,202.53

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.