Home / 323,326.10-446,190.14-187,438.82

Finding the Fourth Proportional to 323,326.10, 446,190.14 and 187,438.82

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Solution

The fourth proportional to 323,326.10, 446,190.14 and 187,438.82 is: 258,665.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,326.10 : 446,190.14 = 187,438.82 : x
  2. Step 2: Convert to fraction form
    323,326.10/446,190.14 = 187,438.82/x
  3. Step 3: Cross multiply
    323,326.10x = 446,190.14 × 187,438.82
  4. Step 4: Simplify right side
    323,326.10x = 83,633,350,169.09
  5. Step 5: Solve for x
    x = 83,633,350,169.09/323,326.10
  6. Step 6: Final answer
    x = 258,665.64

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1.5x scale

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.