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Finding the Fourth Proportional to 582.41, 867.02 and 579.33

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Solution

The fourth proportional to 582.41, 867.02 and 579.33 is: 862.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    582.41 : 867.02 = 579.33 : x
  2. Step 2: Convert to fraction form
    582.41/867.02 = 579.33/x
  3. Step 3: Cross multiply
    582.41x = 867.02 × 579.33
  4. Step 4: Simplify right side
    582.41x = 502,289.97
  5. Step 5: Solve for x
    x = 502,289.97/582.41
  6. Step 6: Final answer
    x = 862.43

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Double scale
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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.