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Finding the Fourth Proportional to 597.65, 896.94 and 392.18

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Solution

The fourth proportional to 597.65, 896.94 and 392.18 is: 588.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    597.65 : 896.94 = 392.18 : x
  2. Step 2: Convert to fraction form
    597.65/896.94 = 392.18/x
  3. Step 3: Cross multiply
    597.65x = 896.94 × 392.18
  4. Step 4: Simplify right side
    597.65x = 351,757.44
  5. Step 5: Solve for x
    x = 351,757.44/597.65
  6. Step 6: Final answer
    x = 588.57

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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.