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Finding the Fourth Proportional to 269,596.48, 404,066.76 and 190,733.44

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Solution

The fourth proportional to 269,596.48, 404,066.76 and 190,733.44 is: 285,868.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,596.48 : 404,066.76 = 190,733.44 : x
  2. Step 2: Convert to fraction form
    269,596.48/404,066.76 = 190,733.44/x
  3. Step 3: Cross multiply
    269,596.48x = 404,066.76 × 190,733.44
  4. Step 4: Simplify right side
    269,596.48x = 77,069,043,124.45
  5. Step 5: Solve for x
    x = 77,069,043,124.45/269,596.48
  6. Step 6: Final answer
    x = 285,868.14

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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.