Home / 720,131.52-1,079,529.56-246,704.40

Finding the Fourth Proportional to 720,131.52, 1,079,529.56 and 246,704.40

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Solution

The fourth proportional to 720,131.52, 1,079,529.56 and 246,704.40 is: 369,827.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    720,131.52 : 1,079,529.56 = 246,704.40 : x
  2. Step 2: Convert to fraction form
    720,131.52/1,079,529.56 = 246,704.40/x
  3. Step 3: Cross multiply
    720,131.52x = 1,079,529.56 × 246,704.40
  4. Step 4: Simplify right side
    720,131.52x = 266,324,692,382.06
  5. Step 5: Solve for x
    x = 266,324,692,382.06/720,131.52
  6. Step 6: Final answer
    x = 369,827.85

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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.