Home / 323,570.21-446,528.39-187,684.61

Finding the Fourth Proportional to 323,570.21, 446,528.39 and 187,684.61

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Solution

The fourth proportional to 323,570.21, 446,528.39 and 187,684.61 is: 259,005.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,570.21 : 446,528.39 = 187,684.61 : x
  2. Step 2: Convert to fraction form
    323,570.21/446,528.39 = 187,684.61/x
  3. Step 3: Cross multiply
    323,570.21x = 446,528.39 × 187,684.61
  4. Step 4: Simplify right side
    323,570.21x = 83,806,503,560.01
  5. Step 5: Solve for x
    x = 83,806,503,560.01/323,570.21
  6. Step 6: Final answer
    x = 259,005.63

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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.