Home / 744,367.20-1,027,197.09-404,835.72

Finding the Fourth Proportional to 744,367.20, 1,027,197.09 and 404,835.72

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Solution

The fourth proportional to 744,367.20, 1,027,197.09 and 404,835.72 is: 558,657.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,367.20 : 1,027,197.09 = 404,835.72 : x
  2. Step 2: Convert to fraction form
    744,367.20/1,027,197.09 = 404,835.72/x
  3. Step 3: Cross multiply
    744,367.20x = 1,027,197.09 × 404,835.72
  4. Step 4: Simplify right side
    744,367.20x = 415,846,073,512.06
  5. Step 5: Solve for x
    x = 415,846,073,512.06/744,367.20
  6. Step 6: Final answer
    x = 558,657.17

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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.