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Finding the Fourth Proportional to 441,389.99, 662,091.13 and 125,846.90

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Solution

The fourth proportional to 441,389.99, 662,091.13 and 125,846.90 is: 188,772.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,389.99 : 662,091.13 = 125,846.90 : x
  2. Step 2: Convert to fraction form
    441,389.99/662,091.13 = 125,846.90/x
  3. Step 3: Cross multiply
    441,389.99x = 662,091.13 × 125,846.90
  4. Step 4: Simplify right side
    441,389.99x = 83,322,112,917.54
  5. Step 5: Solve for x
    x = 83,322,112,917.54/441,389.99
  6. Step 6: Final answer
    x = 188,772.10

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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.