Home / 744,723.59-1,027,718.51-405,194.27

Finding the Fourth Proportional to 744,723.59, 1,027,718.51 and 405,194.27

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Solution

The fourth proportional to 744,723.59, 1,027,718.51 and 405,194.27 is: 559,168.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,723.59 : 1,027,718.51 = 405,194.27 : x
  2. Step 2: Convert to fraction form
    744,723.59/1,027,718.51 = 405,194.27/x
  3. Step 3: Cross multiply
    744,723.59x = 1,027,718.51 × 405,194.27
  4. Step 4: Simplify right side
    744,723.59x = 416,425,644,260.37
  5. Step 5: Solve for x
    x = 416,425,644,260.37/744,723.59
  6. Step 6: Final answer
    x = 559,168.06

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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.