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Finding the Fourth Proportional to 550,036.68, 825,055.66 and 150,680.88

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Solution

The fourth proportional to 550,036.68, 825,055.66 and 150,680.88 is: 226,021.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,036.68 : 825,055.66 = 150,680.88 : x
  2. Step 2: Convert to fraction form
    550,036.68/825,055.66 = 150,680.88/x
  3. Step 3: Cross multiply
    550,036.68x = 825,055.66 × 150,680.88
  4. Step 4: Simplify right side
    550,036.68x = 124,320,112,897.78
  5. Step 5: Solve for x
    x = 124,320,112,897.78/550,036.68
  6. Step 6: Final answer
    x = 226,021.50

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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.