Home / 741,763.91-1,023,765.24-435,840.23

Finding the Fourth Proportional to 741,763.91, 1,023,765.24 and 435,840.23

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Solution

The fourth proportional to 741,763.91, 1,023,765.24 and 435,840.23 is: 601,536.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,763.91 : 1,023,765.24 = 435,840.23 : x
  2. Step 2: Convert to fraction form
    741,763.91/1,023,765.24 = 435,840.23/x
  3. Step 3: Cross multiply
    741,763.91x = 1,023,765.24 × 435,840.23
  4. Step 4: Simplify right side
    741,763.91x = 446,198,072,548.78
  5. Step 5: Solve for x
    x = 446,198,072,548.78/741,763.91
  6. Step 6: Final answer
    x = 601,536.51

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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.