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Finding the Fourth Proportional to 531.94, 797.80 and 377.43

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Solution

The fourth proportional to 531.94, 797.80 and 377.43 is: 566.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    531.94 : 797.80 = 377.43 : x
  2. Step 2: Convert to fraction form
    531.94/797.80 = 377.43/x
  3. Step 3: Cross multiply
    531.94x = 797.80 × 377.43
  4. Step 4: Simplify right side
    531.94x = 301,113.65
  5. Step 5: Solve for x
    x = 301,113.65/531.94
  6. Step 6: Final answer
    x = 566.07

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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.