Home / 741,616.66-1,023,438.85-435,705.78

Finding the Fourth Proportional to 741,616.66, 1,023,438.85 and 435,705.78

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Solution

The fourth proportional to 741,616.66, 1,023,438.85 and 435,705.78 is: 601,278.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,616.66 : 1,023,438.85 = 435,705.78 : x
  2. Step 2: Convert to fraction form
    741,616.66/1,023,438.85 = 435,705.78/x
  3. Step 3: Cross multiply
    741,616.66x = 1,023,438.85 × 435,705.78
  4. Step 4: Simplify right side
    741,616.66x = 445,918,222,421.55
  5. Step 5: Solve for x
    x = 445,918,222,421.55/741,616.66
  6. Step 6: Final answer
    x = 601,278.59

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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.