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Finding the Fourth Proportional to 659,192.00, 988,882.76 and 203,818.76

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Solution

The fourth proportional to 659,192.00, 988,882.76 and 203,818.76 is: 305,757.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,192.00 : 988,882.76 = 203,818.76 : x
  2. Step 2: Convert to fraction form
    659,192.00/988,882.76 = 203,818.76/x
  3. Step 3: Cross multiply
    659,192.00x = 988,882.76 × 203,818.76
  4. Step 4: Simplify right side
    659,192.00x = 201,552,851,965.07
  5. Step 5: Solve for x
    x = 201,552,851,965.07/659,192.00
  6. Step 6: Final answer
    x = 305,757.43

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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.