Home / 744,441.40-1,027,321.44-404,909.56

Finding the Fourth Proportional to 744,441.40, 1,027,321.44 and 404,909.56

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Solution

The fourth proportional to 744,441.40, 1,027,321.44 and 404,909.56 is: 558,771.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,441.40 : 1,027,321.44 = 404,909.56 : x
  2. Step 2: Convert to fraction form
    744,441.40/1,027,321.44 = 404,909.56/x
  3. Step 3: Cross multiply
    744,441.40x = 1,027,321.44 × 404,909.56
  4. Step 4: Simplify right side
    744,441.40x = 415,972,272,248.97
  5. Step 5: Solve for x
    x = 415,972,272,248.97/744,441.40
  6. Step 6: Final answer
    x = 558,771.01

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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.