Home / 741,294.58-1,023,004.25-419,005.91

Finding the Fourth Proportional to 741,294.58, 1,023,004.25 and 419,005.91

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Solution

The fourth proportional to 741,294.58, 1,023,004.25 and 419,005.91 is: 578,238.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,294.58 : 1,023,004.25 = 419,005.91 : x
  2. Step 2: Convert to fraction form
    741,294.58/1,023,004.25 = 419,005.91/x
  3. Step 3: Cross multiply
    741,294.58x = 1,023,004.25 × 419,005.91
  4. Step 4: Simplify right side
    741,294.58x = 428,644,826,705.12
  5. Step 5: Solve for x
    x = 428,644,826,705.12/741,294.58
  6. Step 6: Final answer
    x = 578,238.18

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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.