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Finding the Fourth Proportional to 504,388.62, 756,057.43 and 220,002.81

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Solution

The fourth proportional to 504,388.62, 756,057.43 and 220,002.81 is: 329,775.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,388.62 : 756,057.43 = 220,002.81 : x
  2. Step 2: Convert to fraction form
    504,388.62/756,057.43 = 220,002.81/x
  3. Step 3: Cross multiply
    504,388.62x = 756,057.43 × 220,002.81
  4. Step 4: Simplify right side
    504,388.62x = 166,334,757,450.06
  5. Step 5: Solve for x
    x = 166,334,757,450.06/504,388.62
  6. Step 6: Final answer
    x = 329,775.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.