Home / 219,887.15-303,287.83-201,796.29

Finding the Fourth Proportional to 219,887.15, 303,287.83 and 201,796.29

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Solution

The fourth proportional to 219,887.15, 303,287.83 and 201,796.29 is: 278,335.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,887.15 : 303,287.83 = 201,796.29 : x
  2. Step 2: Convert to fraction form
    219,887.15/303,287.83 = 201,796.29/x
  3. Step 3: Cross multiply
    219,887.15x = 303,287.83 × 201,796.29
  4. Step 4: Simplify right side
    219,887.15x = 61,202,358,896.15
  5. Step 5: Solve for x
    x = 61,202,358,896.15/219,887.15
  6. Step 6: Final answer
    x = 278,335.32

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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.