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Finding the Fourth Proportional to 606,351.54, 909,400.35 and 179,891.40

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Solution

The fourth proportional to 606,351.54, 909,400.35 and 179,891.40 is: 269,799.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,351.54 : 909,400.35 = 179,891.40 : x
  2. Step 2: Convert to fraction form
    606,351.54/909,400.35 = 179,891.40/x
  3. Step 3: Cross multiply
    606,351.54x = 909,400.35 × 179,891.40
  4. Step 4: Simplify right side
    606,351.54x = 163,593,302,121.99
  5. Step 5: Solve for x
    x = 163,593,302,121.99/606,351.54
  6. Step 6: Final answer
    x = 269,799.43

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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.