Home / 912,826.95-1,259,604.21-504,863.97

Finding the Fourth Proportional to 912,826.95, 1,259,604.21 and 504,863.97

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Solution

The fourth proportional to 912,826.95, 1,259,604.21 and 504,863.97 is: 696,658.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,826.95 : 1,259,604.21 = 504,863.97 : x
  2. Step 2: Convert to fraction form
    912,826.95/1,259,604.21 = 504,863.97/x
  3. Step 3: Cross multiply
    912,826.95x = 1,259,604.21 × 504,863.97
  4. Step 4: Simplify right side
    912,826.95x = 635,928,782,089.31
  5. Step 5: Solve for x
    x = 635,928,782,089.31/912,826.95
  6. Step 6: Final answer
    x = 696,658.64

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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.