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Finding the Fourth Proportional to 846.33, 1,168.37 and 532.05

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Solution

The fourth proportional to 846.33, 1,168.37 and 532.05 is: 734.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    846.33 : 1,168.37 = 532.05 : x
  2. Step 2: Convert to fraction form
    846.33/1,168.37 = 532.05/x
  3. Step 3: Cross multiply
    846.33x = 1,168.37 × 532.05
  4. Step 4: Simplify right side
    846.33x = 621,628.60
  5. Step 5: Solve for x
    x = 621,628.60/846.33
  6. Step 6: Final answer
    x = 734.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.