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Finding the Fourth Proportional to 262,093.84, 361,209.18 and 190,348.90

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Solution

The fourth proportional to 262,093.84, 361,209.18 and 190,348.90 is: 262,332.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,093.84 : 361,209.18 = 190,348.90 : x
  2. Step 2: Convert to fraction form
    262,093.84/361,209.18 = 190,348.90/x
  3. Step 3: Cross multiply
    262,093.84x = 361,209.18 × 190,348.90
  4. Step 4: Simplify right side
    262,093.84x = 68,755,770,082.90
  5. Step 5: Solve for x
    x = 68,755,770,082.90/262,093.84
  6. Step 6: Final answer
    x = 262,332.64

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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.