Home / 741,562.28-1,023,383.46-419,253.16

Finding the Fourth Proportional to 741,562.28, 1,023,383.46 and 419,253.16

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Solution

The fourth proportional to 741,562.28, 1,023,383.46 and 419,253.16 is: 578,584.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,562.28 : 1,023,383.46 = 419,253.16 : x
  2. Step 2: Convert to fraction form
    741,562.28/1,023,383.46 = 419,253.16/x
  3. Step 3: Cross multiply
    741,562.28x = 1,023,383.46 × 419,253.16
  4. Step 4: Simplify right side
    741,562.28x = 429,056,744,379.82
  5. Step 5: Solve for x
    x = 429,056,744,379.82/741,562.28
  6. Step 6: Final answer
    x = 578,584.91

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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.