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Finding the Third Proportional to 202,298 and 436,147.75

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Solution

The third proportional to 202,298 and 436,147.75 is: 940,320.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,298 : 436,147.75 = 436,147.75 : x
  2. Step 2: Convert to fraction form
    202,298/436,147.75 = 436,147.75/x
  3. Step 3: Cross multiply
    202,298x = 436,147.75 × 436,147.75
  4. Step 4: Simplify right side
    202,298x = 190,224,859,830.06
  5. Step 5: Solve for x
    x = 190,224,859,830.06/202,298
  6. Step 6: Final answer
    x = 940,320.02

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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.