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Finding the Fourth Proportional to 369,601.01, 554,163.15 and 144,984.14

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Solution

The fourth proportional to 369,601.01, 554,163.15 and 144,984.14 is: 217,382.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,601.01 : 554,163.15 = 144,984.14 : x
  2. Step 2: Convert to fraction form
    369,601.01/554,163.15 = 144,984.14/x
  3. Step 3: Cross multiply
    369,601.01x = 554,163.15 × 144,984.14
  4. Step 4: Simplify right side
    369,601.01x = 80,344,867,722.44
  5. Step 5: Solve for x
    x = 80,344,867,722.44/369,601.01
  6. Step 6: Final answer
    x = 217,382.71

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1.5x scale

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.