Home / 344,321.28-475,161.57-189,276.18

Finding the Fourth Proportional to 344,321.28, 475,161.57 and 189,276.18

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Solution

The fourth proportional to 344,321.28, 475,161.57 and 189,276.18 is: 261,200.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,321.28 : 475,161.57 = 189,276.18 : x
  2. Step 2: Convert to fraction form
    344,321.28/475,161.57 = 189,276.18/x
  3. Step 3: Cross multiply
    344,321.28x = 475,161.57 × 189,276.18
  4. Step 4: Simplify right side
    344,321.28x = 89,936,766,852.40
  5. Step 5: Solve for x
    x = 89,936,766,852.40/344,321.28
  6. Step 6: Final answer
    x = 261,200.14

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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.