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Finding the Third Proportional to 514,406.25 and 693,906.75

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Solution

The third proportional to 514,406.25 and 693,906.75 is: 936,043.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,406.25 : 693,906.75 = 693,906.75 : x
  2. Step 2: Convert to fraction form
    514,406.25/693,906.75 = 693,906.75/x
  3. Step 3: Cross multiply
    514,406.25x = 693,906.75 × 693,906.75
  4. Step 4: Simplify right side
    514,406.25x = 481,506,577,695.56
  5. Step 5: Solve for x
    x = 481,506,577,695.56/514,406.25
  6. Step 6: Final answer
    x = 936,043.40

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.