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Finding the Fourth Proportional to 550,750.06, 825,556.74 and 231,087.58

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Solution

The fourth proportional to 550,750.06, 825,556.74 and 231,087.58 is: 346,392.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,750.06 : 825,556.74 = 231,087.58 : x
  2. Step 2: Convert to fraction form
    550,750.06/825,556.74 = 231,087.58/x
  3. Step 3: Cross multiply
    550,750.06x = 825,556.74 × 231,087.58
  4. Step 4: Simplify right side
    550,750.06x = 190,775,909,199.29
  5. Step 5: Solve for x
    x = 190,775,909,199.29/550,750.06
  6. Step 6: Final answer
    x = 346,392.90

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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.