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Finding the Fourth Proportional to 846.89, 1,168.38 and 532.02

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Solution

The fourth proportional to 846.89, 1,168.38 and 532.02 is: 733.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    846.89 : 1,168.38 = 532.02 : x
  2. Step 2: Convert to fraction form
    846.89/1,168.38 = 532.02/x
  3. Step 3: Cross multiply
    846.89x = 1,168.38 × 532.02
  4. Step 4: Simplify right side
    846.89x = 621,601.53
  5. Step 5: Solve for x
    x = 621,601.53/846.89
  6. Step 6: Final answer
    x = 733.98

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1.5x scale

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.