Home / 395,819.17-593,878.20-238,158.34

Finding the Fourth Proportional to 395,819.17, 593,878.20 and 238,158.34

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Solution

The fourth proportional to 395,819.17, 593,878.20 and 238,158.34 is: 357,327.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,819.17 : 593,878.20 = 238,158.34 : x
  2. Step 2: Convert to fraction form
    395,819.17/593,878.20 = 238,158.34/x
  3. Step 3: Cross multiply
    395,819.17x = 593,878.20 × 238,158.34
  4. Step 4: Simplify right side
    395,819.17x = 141,437,046,274.19
  5. Step 5: Solve for x
    x = 141,437,046,274.19/395,819.17
  6. Step 6: Final answer
    x = 357,327.43

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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.