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Finding the Fourth Proportional to 366,040.40, 505,111.24 and 204,867.92

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Solution

The fourth proportional to 366,040.40, 505,111.24 and 204,867.92 is: 282,704.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,040.40 : 505,111.24 = 204,867.92 : x
  2. Step 2: Convert to fraction form
    366,040.40/505,111.24 = 204,867.92/x
  3. Step 3: Cross multiply
    366,040.40x = 505,111.24 × 204,867.92
  4. Step 4: Simplify right side
    366,040.40x = 103,481,089,107.42
  5. Step 5: Solve for x
    x = 103,481,089,107.42/366,040.40
  6. Step 6: Final answer
    x = 282,704.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.