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Finding the Fourth Proportional to 594.16, 819.60 and 361.12

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Solution

The fourth proportional to 594.16, 819.60 and 361.12 is: 498.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    594.16 : 819.60 = 361.12 : x
  2. Step 2: Convert to fraction form
    594.16/819.60 = 361.12/x
  3. Step 3: Cross multiply
    594.16x = 819.60 × 361.12
  4. Step 4: Simplify right side
    594.16x = 295,973.95
  5. Step 5: Solve for x
    x = 295,973.95/594.16
  6. Step 6: Final answer
    x = 498.14

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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.