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Finding the Fourth Proportional to 550,025.60, 825,039.09 and 150,669.87

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Solution

The fourth proportional to 550,025.60, 825,039.09 and 150,669.87 is: 226,005.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,025.60 : 825,039.09 = 150,669.87 : x
  2. Step 2: Convert to fraction form
    550,025.60/825,039.09 = 150,669.87/x
  3. Step 3: Cross multiply
    550,025.60x = 825,039.09 × 150,669.87
  4. Step 4: Simplify right side
    550,025.60x = 124,308,532,435.22
  5. Step 5: Solve for x
    x = 124,308,532,435.22/550,025.60
  6. Step 6: Final answer
    x = 226,005.00

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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.