Home / 439,091.64-605,947.08-237,887.64

Finding the Fourth Proportional to 439,091.64, 605,947.08 and 237,887.64

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Solution

The fourth proportional to 439,091.64, 605,947.08 and 237,887.64 is: 328,285.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,091.64 : 605,947.08 = 237,887.64 : x
  2. Step 2: Convert to fraction form
    439,091.64/605,947.08 = 237,887.64/x
  3. Step 3: Cross multiply
    439,091.64x = 605,947.08 × 237,887.64
  4. Step 4: Simplify right side
    439,091.64x = 144,147,320,826.09
  5. Step 5: Solve for x
    x = 144,147,320,826.09/439,091.64
  6. Step 6: Final answer
    x = 328,285.28

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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.