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Finding the Fourth Proportional to 344,471.94, 475,366.86 and 191,513.16

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Solution

The fourth proportional to 344,471.94, 475,366.86 and 191,513.16 is: 264,285.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,471.94 : 475,366.86 = 191,513.16 : x
  2. Step 2: Convert to fraction form
    344,471.94/475,366.86 = 191,513.16/x
  3. Step 3: Cross multiply
    344,471.94x = 475,366.86 × 191,513.16
  4. Step 4: Simplify right side
    344,471.94x = 91,039,009,517.88
  5. Step 5: Solve for x
    x = 91,039,009,517.88/344,471.94
  6. Step 6: Final answer
    x = 264,285.71

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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.