Home / 481,757.95-664,824.67-266,898.16

Finding the Fourth Proportional to 481,757.95, 664,824.67 and 266,898.16

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Solution

The fourth proportional to 481,757.95, 664,824.67 and 266,898.16 is: 368,318.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,757.95 : 664,824.67 = 266,898.16 : x
  2. Step 2: Convert to fraction form
    481,757.95/664,824.67 = 266,898.16/x
  3. Step 3: Cross multiply
    481,757.95x = 664,824.67 × 266,898.16
  4. Step 4: Simplify right side
    481,757.95x = 177,440,481,145.61
  5. Step 5: Solve for x
    x = 177,440,481,145.61/481,757.95
  6. Step 6: Final answer
    x = 368,318.74

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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.