Home / 324,839.84-487,038.01-173,059.61

Finding the Fourth Proportional to 324,839.84, 487,038.01 and 173,059.61

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Solution

The fourth proportional to 324,839.84, 487,038.01 and 173,059.61 is: 259,471.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,839.84 : 487,038.01 = 173,059.61 : x
  2. Step 2: Convert to fraction form
    324,839.84/487,038.01 = 173,059.61/x
  3. Step 3: Cross multiply
    324,839.84x = 487,038.01 × 173,059.61
  4. Step 4: Simplify right side
    324,839.84x = 84,286,608,065.78
  5. Step 5: Solve for x
    x = 84,286,608,065.78/324,839.84
  6. Step 6: Final answer
    x = 259,471.28

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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.