Home / 741,535.73-1,023,168.39-435,661.91

Finding the Fourth Proportional to 741,535.73, 1,023,168.39 and 435,661.91

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Solution

The fourth proportional to 741,535.73, 1,023,168.39 and 435,661.91 is: 601,124.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,535.73 : 1,023,168.39 = 435,661.91 : x
  2. Step 2: Convert to fraction form
    741,535.73/1,023,168.39 = 435,661.91/x
  3. Step 3: Cross multiply
    741,535.73x = 1,023,168.39 × 435,661.91
  4. Step 4: Simplify right side
    741,535.73x = 445,755,489,923.18
  5. Step 5: Solve for x
    x = 445,755,489,923.18/741,535.73
  6. Step 6: Final answer
    x = 601,124.77

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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.