Home / 901,604.45-1,244,229.44-493,699.79

Finding the Fourth Proportional to 901,604.45, 1,244,229.44 and 493,699.79

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Solution

The fourth proportional to 901,604.45, 1,244,229.44 and 493,699.79 is: 681,314.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,604.45 : 1,244,229.44 = 493,699.79 : x
  2. Step 2: Convert to fraction form
    901,604.45/1,244,229.44 = 493,699.79/x
  3. Step 3: Cross multiply
    901,604.45x = 1,244,229.44 × 493,699.79
  4. Step 4: Simplify right side
    901,604.45x = 614,275,804,550.17
  5. Step 5: Solve for x
    x = 614,275,804,550.17/901,604.45
  6. Step 6: Final answer
    x = 681,314.08

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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.