Home / 345,932.80-477,366.67-200,727.34

Finding the Fourth Proportional to 345,932.80, 477,366.67 and 200,727.34

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Solution

The fourth proportional to 345,932.80, 477,366.67 and 200,727.34 is: 276,991.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,932.80 : 477,366.67 = 200,727.34 : x
  2. Step 2: Convert to fraction form
    345,932.80/477,366.67 = 200,727.34/x
  3. Step 3: Cross multiply
    345,932.80x = 477,366.67 × 200,727.34
  4. Step 4: Simplify right side
    345,932.80x = 95,820,541,873.76
  5. Step 5: Solve for x
    x = 95,820,541,873.76/345,932.80
  6. Step 6: Final answer
    x = 276,991.78

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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.