Home / 202,338.10-303,507.15-191,451.70

Finding the Fourth Proportional to 202,338.10, 303,507.15 and 191,451.70

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Solution

The fourth proportional to 202,338.10, 303,507.15 and 191,451.70 is: 287,177.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,338.10 : 303,507.15 = 191,451.70 : x
  2. Step 2: Convert to fraction form
    202,338.10/303,507.15 = 191,451.70/x
  3. Step 3: Cross multiply
    202,338.10x = 303,507.15 × 191,451.70
  4. Step 4: Simplify right side
    202,338.10x = 58,106,959,829.66
  5. Step 5: Solve for x
    x = 58,106,959,829.66/202,338.10
  6. Step 6: Final answer
    x = 287,177.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.