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Finding the Third Proportional to 202,400 and 444,165.50

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Solution

The third proportional to 202,400 and 444,165.50 is: 974,718.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,400 : 444,165.50 = 444,165.50 : x
  2. Step 2: Convert to fraction form
    202,400/444,165.50 = 444,165.50/x
  3. Step 3: Cross multiply
    202,400x = 444,165.50 × 444,165.50
  4. Step 4: Simplify right side
    202,400x = 197,282,991,390.25
  5. Step 5: Solve for x
    x = 197,282,991,390.25/202,400
  6. Step 6: Final answer
    x = 974,718.34

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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.