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Finding the Fourth Proportional to 589,396.66, 884,004.77 and 189,995.78

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Solution

The fourth proportional to 589,396.66, 884,004.77 and 189,995.78 is: 284,964.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,396.66 : 884,004.77 = 189,995.78 : x
  2. Step 2: Convert to fraction form
    589,396.66/884,004.77 = 189,995.78/x
  3. Step 3: Cross multiply
    589,396.66x = 884,004.77 × 189,995.78
  4. Step 4: Simplify right side
    589,396.66x = 167,957,178,484.87
  5. Step 5: Solve for x
    x = 167,957,178,484.87/589,396.66
  6. Step 6: Final answer
    x = 284,964.59

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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.