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Finding the Fourth Proportional to 594.57, 891.84 and 161.72

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Solution

The fourth proportional to 594.57, 891.84 and 161.72 is: 242.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    594.57 : 891.84 = 161.72 : x
  2. Step 2: Convert to fraction form
    594.57/891.84 = 161.72/x
  3. Step 3: Cross multiply
    594.57x = 891.84 × 161.72
  4. Step 4: Simplify right side
    594.57x = 144,223.91
  5. Step 5: Solve for x
    x = 144,223.91/594.57
  6. Step 6: Final answer
    x = 242.57

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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.