Home / 379,401.44-523,529.19-226,411.34

Finding the Fourth Proportional to 379,401.44, 523,529.19 and 226,411.34

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Solution

The fourth proportional to 379,401.44, 523,529.19 and 226,411.34 is: 312,420.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,401.44 : 523,529.19 = 226,411.34 : x
  2. Step 2: Convert to fraction form
    379,401.44/523,529.19 = 226,411.34/x
  3. Step 3: Cross multiply
    379,401.44x = 523,529.19 × 226,411.34
  4. Step 4: Simplify right side
    379,401.44x = 118,532,942,819.37
  5. Step 5: Solve for x
    x = 118,532,942,819.37/379,401.44
  6. Step 6: Final answer
    x = 312,420.91

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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.