Home / 432,620.48-597,028.30-239,040.66

Finding the Fourth Proportional to 432,620.48, 597,028.30 and 239,040.66

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Solution

The fourth proportional to 432,620.48, 597,028.30 and 239,040.66 is: 329,882.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,620.48 : 597,028.30 = 239,040.66 : x
  2. Step 2: Convert to fraction form
    432,620.48/597,028.30 = 239,040.66/x
  3. Step 3: Cross multiply
    432,620.48x = 597,028.30 × 239,040.66
  4. Step 4: Simplify right side
    432,620.48x = 142,714,038,832.79
  5. Step 5: Solve for x
    x = 142,714,038,832.79/432,620.48
  6. Step 6: Final answer
    x = 329,882.76

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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.