Home / 912,785.20-1,259,224.50-590,600.32

Finding the Fourth Proportional to 912,785.20, 1,259,224.50 and 590,600.32

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Solution

The fourth proportional to 912,785.20, 1,259,224.50 and 590,600.32 is: 814,757.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,785.20 : 1,259,224.50 = 590,600.32 : x
  2. Step 2: Convert to fraction form
    912,785.20/1,259,224.50 = 590,600.32/x
  3. Step 3: Cross multiply
    912,785.20x = 1,259,224.50 × 590,600.32
  4. Step 4: Simplify right side
    912,785.20x = 743,698,392,651.84
  5. Step 5: Solve for x
    x = 743,698,392,651.84/912,785.20
  6. Step 6: Final answer
    x = 814,757.29

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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.