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Finding the Fourth Proportional to 531.92, 794.53 and 357.14

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Solution

The fourth proportional to 531.92, 794.53 and 357.14 is: 533.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    531.92 : 794.53 = 357.14 : x
  2. Step 2: Convert to fraction form
    531.92/794.53 = 357.14/x
  3. Step 3: Cross multiply
    531.92x = 794.53 × 357.14
  4. Step 4: Simplify right side
    531.92x = 283,758.44
  5. Step 5: Solve for x
    x = 283,758.44/531.92
  6. Step 6: Final answer
    x = 533.46

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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.