Home / 262,531.13-362,336.69-198,758.21

Finding the Fourth Proportional to 262,531.13, 362,336.69 and 198,758.21

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Solution

The fourth proportional to 262,531.13, 362,336.69 and 198,758.21 is: 274,319.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,531.13 : 362,336.69 = 198,758.21 : x
  2. Step 2: Convert to fraction form
    262,531.13/362,336.69 = 198,758.21/x
  3. Step 3: Cross multiply
    262,531.13x = 362,336.69 × 198,758.21
  4. Step 4: Simplify right side
    262,531.13x = 72,017,390,606.94
  5. Step 5: Solve for x
    x = 72,017,390,606.94/262,531.13
  6. Step 6: Final answer
    x = 274,319.44

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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.