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Finding the Fourth Proportional to 886.04, 1,222.71 and 532.17

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Solution

The fourth proportional to 886.04, 1,222.71 and 532.17 is: 734.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    886.04 : 1,222.71 = 532.17 : x
  2. Step 2: Convert to fraction form
    886.04/1,222.71 = 532.17/x
  3. Step 3: Cross multiply
    886.04x = 1,222.71 × 532.17
  4. Step 4: Simplify right side
    886.04x = 650,688.33
  5. Step 5: Solve for x
    x = 650,688.33/886.04
  6. Step 6: Final answer
    x = 734.38

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Double scale
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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.