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Finding the Third Proportional to 476,797.50 and 720,057.75

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Solution

The third proportional to 476,797.50 and 720,057.75 is: 1,087,428.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,797.50 : 720,057.75 = 720,057.75 : x
  2. Step 2: Convert to fraction form
    476,797.50/720,057.75 = 720,057.75/x
  3. Step 3: Cross multiply
    476,797.50x = 720,057.75 × 720,057.75
  4. Step 4: Simplify right side
    476,797.50x = 518,483,163,335.06
  5. Step 5: Solve for x
    x = 518,483,163,335.06/476,797.50
  6. Step 6: Final answer
    x = 1,087,428.44

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.