Home / 741,704.06-1,023,571.80-419,462.36

Finding the Fourth Proportional to 741,704.06, 1,023,571.80 and 419,462.36

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Solution

The fourth proportional to 741,704.06, 1,023,571.80 and 419,462.36 is: 578,869.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,704.06 : 1,023,571.80 = 419,462.36 : x
  2. Step 2: Convert to fraction form
    741,704.06/1,023,571.80 = 419,462.36/x
  3. Step 3: Cross multiply
    741,704.06x = 1,023,571.80 × 419,462.36
  4. Step 4: Simplify right side
    741,704.06x = 429,349,842,857.45
  5. Step 5: Solve for x
    x = 429,349,842,857.45/741,704.06
  6. Step 6: Final answer
    x = 578,869.48

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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.