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Finding the Fourth Proportional to 594.43, 891.52 and 432.19

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Solution

The fourth proportional to 594.43, 891.52 and 432.19 is: 648.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    594.43 : 891.52 = 432.19 : x
  2. Step 2: Convert to fraction form
    594.43/891.52 = 432.19/x
  3. Step 3: Cross multiply
    594.43x = 891.52 × 432.19
  4. Step 4: Simplify right side
    594.43x = 385,303.87
  5. Step 5: Solve for x
    x = 385,303.87/594.43
  6. Step 6: Final answer
    x = 648.19

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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.