Home / 741,417.82-1,023,157.92-401,886.88

Finding the Fourth Proportional to 741,417.82, 1,023,157.92 and 401,886.88

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Solution

The fourth proportional to 741,417.82, 1,023,157.92 and 401,886.88 is: 554,604.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,417.82 : 1,023,157.92 = 401,886.88 : x
  2. Step 2: Convert to fraction form
    741,417.82/1,023,157.92 = 401,886.88/x
  3. Step 3: Cross multiply
    741,417.82x = 1,023,157.92 × 401,886.88
  4. Step 4: Simplify right side
    741,417.82x = 411,193,744,216.09
  5. Step 5: Solve for x
    x = 411,193,744,216.09/741,417.82
  6. Step 6: Final answer
    x = 554,604.61

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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.