Home / 744,214.40-1,027,004.16-404,679.68

Finding the Fourth Proportional to 744,214.40, 1,027,004.16 and 404,679.68

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Solution

The fourth proportional to 744,214.40, 1,027,004.16 and 404,679.68 is: 558,451.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,214.40 : 1,027,004.16 = 404,679.68 : x
  2. Step 2: Convert to fraction form
    744,214.40/1,027,004.16 = 404,679.68/x
  3. Step 3: Cross multiply
    744,214.40x = 1,027,004.16 × 404,679.68
  4. Step 4: Simplify right side
    744,214.40x = 415,607,714,827.47
  5. Step 5: Solve for x
    x = 415,607,714,827.47/744,214.40
  6. Step 6: Final answer
    x = 558,451.59

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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.