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Finding the Fourth Proportional to 896.16, 1,343.27 and 588.23

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Solution

The fourth proportional to 896.16, 1,343.27 and 588.23 is: 881.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    896.16 : 1,343.27 = 588.23 : x
  2. Step 2: Convert to fraction form
    896.16/1,343.27 = 588.23/x
  3. Step 3: Cross multiply
    896.16x = 1,343.27 × 588.23
  4. Step 4: Simplify right side
    896.16x = 790,148.19
  5. Step 5: Solve for x
    x = 790,148.19/896.16
  6. Step 6: Final answer
    x = 881.70

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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.