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Finding the Fourth Proportional to 532.10, 798.09 and 395.35

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Solution

The fourth proportional to 532.10, 798.09 and 395.35 is: 592.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    532.10 : 798.09 = 395.35 : x
  2. Step 2: Convert to fraction form
    532.10/798.09 = 395.35/x
  3. Step 3: Cross multiply
    532.10x = 798.09 × 395.35
  4. Step 4: Simplify right side
    532.10x = 315,521.40
  5. Step 5: Solve for x
    x = 315,521.40/532.10
  6. Step 6: Final answer
    x = 592.97

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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.