Home / 484,601.07-668,734.59-269,735.61

Finding the Fourth Proportional to 484,601.07, 668,734.59 and 269,735.61

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Solution

The fourth proportional to 484,601.07, 668,734.59 and 269,735.61 is: 372,226.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,601.07 : 668,734.59 = 269,735.61 : x
  2. Step 2: Convert to fraction form
    484,601.07/668,734.59 = 269,735.61/x
  3. Step 3: Cross multiply
    484,601.07x = 668,734.59 × 269,735.61
  4. Step 4: Simplify right side
    484,601.07x = 180,381,532,561.75
  5. Step 5: Solve for x
    x = 180,381,532,561.75/484,601.07
  6. Step 6: Final answer
    x = 372,226.86

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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.