Home / 293,984.37-440,833.91-172,438.11

Finding the Fourth Proportional to 293,984.37, 440,833.91 and 172,438.11

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Solution

The fourth proportional to 293,984.37, 440,833.91 and 172,438.11 is: 258,573.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,984.37 : 440,833.91 = 172,438.11 : x
  2. Step 2: Convert to fraction form
    293,984.37/440,833.91 = 172,438.11/x
  3. Step 3: Cross multiply
    293,984.37x = 440,833.91 × 172,438.11
  4. Step 4: Simplify right side
    293,984.37x = 76,016,565,402.12
  5. Step 5: Solve for x
    x = 76,016,565,402.12/293,984.37
  6. Step 6: Final answer
    x = 258,573.49

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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.