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Finding the Fourth Proportional to 847.06, 1,168.17 and 532.36

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Solution

The fourth proportional to 847.06, 1,168.17 and 532.36 is: 734.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    847.06 : 1,168.17 = 532.36 : x
  2. Step 2: Convert to fraction form
    847.06/1,168.17 = 532.36/x
  3. Step 3: Cross multiply
    847.06x = 1,168.17 × 532.36
  4. Step 4: Simplify right side
    847.06x = 621,886.98
  5. Step 5: Solve for x
    x = 621,886.98/847.06
  6. Step 6: Final answer
    x = 734.17

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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.