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Finding the Fourth Proportional to 896.98, 1,343.94 and 588.46

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Solution

The fourth proportional to 896.98, 1,343.94 and 588.46 is: 881.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    896.98 : 1,343.94 = 588.46 : x
  2. Step 2: Convert to fraction form
    896.98/1,343.94 = 588.46/x
  3. Step 3: Cross multiply
    896.98x = 1,343.94 × 588.46
  4. Step 4: Simplify right side
    896.98x = 790,854.93
  5. Step 5: Solve for x
    x = 790,854.93/896.98
  6. Step 6: Final answer
    x = 881.69

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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.