Home / 492,965.22-680,292.01-266,610.72

Finding the Fourth Proportional to 492,965.22, 680,292.01 and 266,610.72

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Solution

The fourth proportional to 492,965.22, 680,292.01 and 266,610.72 is: 367,922.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,965.22 : 680,292.01 = 266,610.72 : x
  2. Step 2: Convert to fraction form
    492,965.22/680,292.01 = 266,610.72/x
  3. Step 3: Cross multiply
    492,965.22x = 680,292.01 × 266,610.72
  4. Step 4: Simplify right side
    492,965.22x = 181,373,141,263.29
  5. Step 5: Solve for x
    x = 181,373,141,263.29/492,965.22
  6. Step 6: Final answer
    x = 367,922.79

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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.