Home / 348,344.38-480,709.02-195,382.90

Finding the Fourth Proportional to 348,344.38, 480,709.02 and 195,382.90

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Solution

The fourth proportional to 348,344.38, 480,709.02 and 195,382.90 is: 269,624.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,344.38 : 480,709.02 = 195,382.90 : x
  2. Step 2: Convert to fraction form
    348,344.38/480,709.02 = 195,382.90/x
  3. Step 3: Cross multiply
    348,344.38x = 480,709.02 × 195,382.90
  4. Step 4: Simplify right side
    348,344.38x = 93,922,322,383.76
  5. Step 5: Solve for x
    x = 93,922,322,383.76/348,344.38
  6. Step 6: Final answer
    x = 269,624.91

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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.