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Finding the Third Proportional to 424,218.75 and 923,068.75

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Solution

The third proportional to 424,218.75 and 923,068.75 is: 2,008,529.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,218.75 : 923,068.75 = 923,068.75 : x
  2. Step 2: Convert to fraction form
    424,218.75/923,068.75 = 923,068.75/x
  3. Step 3: Cross multiply
    424,218.75x = 923,068.75 × 923,068.75
  4. Step 4: Simplify right side
    424,218.75x = 852,055,917,226.56
  5. Step 5: Solve for x
    x = 852,055,917,226.56/424,218.75
  6. Step 6: Final answer
    x = 2,008,529.60

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.