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Finding the Fourth Proportional to 582.67, 873.24 and 274.47

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Solution

The fourth proportional to 582.67, 873.24 and 274.47 is: 411.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    582.67 : 873.24 = 274.47 : x
  2. Step 2: Convert to fraction form
    582.67/873.24 = 274.47/x
  3. Step 3: Cross multiply
    582.67x = 873.24 × 274.47
  4. Step 4: Simplify right side
    582.67x = 239,678.18
  5. Step 5: Solve for x
    x = 239,678.18/582.67
  6. Step 6: Final answer
    x = 411.34

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.