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Finding the Fourth Proportional to 798.24, 1,194.92 and 592.30

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Solution

The fourth proportional to 798.24, 1,194.92 and 592.30 is: 886.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    798.24 : 1,194.92 = 592.30 : x
  2. Step 2: Convert to fraction form
    798.24/1,194.92 = 592.30/x
  3. Step 3: Cross multiply
    798.24x = 1,194.92 × 592.30
  4. Step 4: Simplify right side
    798.24x = 707,751.12
  5. Step 5: Solve for x
    x = 707,751.12/798.24
  6. Step 6: Final answer
    x = 886.64

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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.