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Finding the Fourth Proportional to 626.16, 934.76 and 544.17

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Solution

The fourth proportional to 626.16, 934.76 and 544.17 is: 812.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    626.16 : 934.76 = 544.17 : x
  2. Step 2: Convert to fraction form
    626.16/934.76 = 544.17/x
  3. Step 3: Cross multiply
    626.16x = 934.76 × 544.17
  4. Step 4: Simplify right side
    626.16x = 508,668.35
  5. Step 5: Solve for x
    x = 508,668.35/626.16
  6. Step 6: Final answer
    x = 812.36

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.