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Finding the Third Proportional to 239,011.50 and 524,679

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Solution

The third proportional to 239,011.50 and 524,679 is: 1,151,777.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,011.50 : 524,679 = 524,679 : x
  2. Step 2: Convert to fraction form
    239,011.50/524,679 = 524,679/x
  3. Step 3: Cross multiply
    239,011.50x = 524,679 × 524,679
  4. Step 4: Simplify right side
    239,011.50x = 275,288,053,041
  5. Step 5: Solve for x
    x = 275,288,053,041/239,011.50
  6. Step 6: Final answer
    x = 1,151,777.44

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.