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Finding the Fourth Proportional to 594.22, 819.66 and 384.06

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Solution

The fourth proportional to 594.22, 819.66 and 384.06 is: 529.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    594.22 : 819.66 = 384.06 : x
  2. Step 2: Convert to fraction form
    594.22/819.66 = 384.06/x
  3. Step 3: Cross multiply
    594.22x = 819.66 × 384.06
  4. Step 4: Simplify right side
    594.22x = 314,798.62
  5. Step 5: Solve for x
    x = 314,798.62/594.22
  6. Step 6: Final answer
    x = 529.77

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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.