Home / 348,193.62-480,716.78-227,536.83

Finding the Fourth Proportional to 348,193.62, 480,716.78 and 227,536.83

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Solution

The fourth proportional to 348,193.62, 480,716.78 and 227,536.83 is: 314,137.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,193.62 : 480,716.78 = 227,536.83 : x
  2. Step 2: Convert to fraction form
    348,193.62/480,716.78 = 227,536.83/x
  3. Step 3: Cross multiply
    348,193.62x = 480,716.78 × 227,536.83
  4. Step 4: Simplify right side
    348,193.62x = 109,380,771,111.32
  5. Step 5: Solve for x
    x = 109,380,771,111.32/348,193.62
  6. Step 6: Final answer
    x = 314,137.78

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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.