Home / 430,193.70-593,679.78-239,218.92

Finding the Fourth Proportional to 430,193.70, 593,679.78 and 239,218.92

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Solution

The fourth proportional to 430,193.70, 593,679.78 and 239,218.92 is: 330,129.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,193.70 : 593,679.78 = 239,218.92 : x
  2. Step 2: Convert to fraction form
    430,193.70/593,679.78 = 239,218.92/x
  3. Step 3: Cross multiply
    430,193.70x = 593,679.78 × 239,218.92
  4. Step 4: Simplify right side
    430,193.70x = 142,019,435,797.44
  5. Step 5: Solve for x
    x = 142,019,435,797.44/430,193.70
  6. Step 6: Final answer
    x = 330,129.05

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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.