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Finding the Fourth Proportional to 594.13, 819.63 and 384.23

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Solution

The fourth proportional to 594.13, 819.63 and 384.23 is: 530.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    594.13 : 819.63 = 384.23 : x
  2. Step 2: Convert to fraction form
    594.13/819.63 = 384.23/x
  3. Step 3: Cross multiply
    594.13x = 819.63 × 384.23
  4. Step 4: Simplify right side
    594.13x = 314,926.43
  5. Step 5: Solve for x
    x = 314,926.43/594.13
  6. Step 6: Final answer
    x = 530.06

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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.