Home / 348,350.31-480,742.44-195,436.92

Finding the Fourth Proportional to 348,350.31, 480,742.44 and 195,436.92

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Solution

The fourth proportional to 348,350.31, 480,742.44 and 195,436.92 is: 269,713.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,350.31 : 480,742.44 = 195,436.92 : x
  2. Step 2: Convert to fraction form
    348,350.31/480,742.44 = 195,436.92/x
  3. Step 3: Cross multiply
    348,350.31x = 480,742.44 × 195,436.92
  4. Step 4: Simplify right side
    348,350.31x = 93,954,821,786.88
  5. Step 5: Solve for x
    x = 93,954,821,786.88/348,350.31
  6. Step 6: Final answer
    x = 269,713.62

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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.