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Finding the Fourth Proportional to 597.81, 896.85 and 186.98

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Solution

The fourth proportional to 597.81, 896.85 and 186.98 is: 280.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    597.81 : 896.85 = 186.98 : x
  2. Step 2: Convert to fraction form
    597.81/896.85 = 186.98/x
  3. Step 3: Cross multiply
    597.81x = 896.85 × 186.98
  4. Step 4: Simplify right side
    597.81x = 167,693.01
  5. Step 5: Solve for x
    x = 167,693.01/597.81
  6. Step 6: Final answer
    x = 280.51

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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.