Home / 430,144.56-593,596.20-239,156.28

Finding the Fourth Proportional to 430,144.56, 593,596.20 and 239,156.28

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Solution

The fourth proportional to 430,144.56, 593,596.20 and 239,156.28 is: 330,033.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,144.56 : 593,596.20 = 239,156.28 : x
  2. Step 2: Convert to fraction form
    430,144.56/593,596.20 = 239,156.28/x
  3. Step 3: Cross multiply
    430,144.56x = 593,596.20 × 239,156.28
  4. Step 4: Simplify right side
    430,144.56x = 141,962,259,014.14
  5. Step 5: Solve for x
    x = 141,962,259,014.14/430,144.56
  6. Step 6: Final answer
    x = 330,033.84

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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.