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Finding the Fourth Proportional to 846.99, 1,168.65 and 532.17

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Solution

The fourth proportional to 846.99, 1,168.65 and 532.17 is: 734.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    846.99 : 1,168.65 = 532.17 : x
  2. Step 2: Convert to fraction form
    846.99/1,168.65 = 532.17/x
  3. Step 3: Cross multiply
    846.99x = 1,168.65 × 532.17
  4. Step 4: Simplify right side
    846.99x = 621,920.47
  5. Step 5: Solve for x
    x = 621,920.47/846.99
  6. Step 6: Final answer
    x = 734.27

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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.