Home / 357,046.23-492,723.75-204,087.69

Finding the Fourth Proportional to 357,046.23, 492,723.75 and 204,087.69

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Solution

The fourth proportional to 357,046.23, 492,723.75 and 204,087.69 is: 281,640.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,046.23 : 492,723.75 = 204,087.69 : x
  2. Step 2: Convert to fraction form
    357,046.23/492,723.75 = 204,087.69/x
  3. Step 3: Cross multiply
    357,046.23x = 492,723.75 × 204,087.69
  4. Step 4: Simplify right side
    357,046.23x = 100,558,851,945.64
  5. Step 5: Solve for x
    x = 100,558,851,945.64/357,046.23
  6. Step 6: Final answer
    x = 281,640.99

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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.