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Finding the Fourth Proportional to 704.69, 1,057.03 and 184.71

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Solution

The fourth proportional to 704.69, 1,057.03 and 184.71 is: 277.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    704.69 : 1,057.03 = 184.71 : x
  2. Step 2: Convert to fraction form
    704.69/1,057.03 = 184.71/x
  3. Step 3: Cross multiply
    704.69x = 1,057.03 × 184.71
  4. Step 4: Simplify right side
    704.69x = 195,244.01
  5. Step 5: Solve for x
    x = 195,244.01/704.69
  6. Step 6: Final answer
    x = 277.06

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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.