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Finding the Fourth Proportional to 582.31, 803.50 and 333.64

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Solution

The fourth proportional to 582.31, 803.50 and 333.64 is: 460.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    582.31 : 803.50 = 333.64 : x
  2. Step 2: Convert to fraction form
    582.31/803.50 = 333.64/x
  3. Step 3: Cross multiply
    582.31x = 803.50 × 333.64
  4. Step 4: Simplify right side
    582.31x = 268,079.74
  5. Step 5: Solve for x
    x = 268,079.74/582.31
  6. Step 6: Final answer
    x = 460.37

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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.