Home / 744,383.74-1,027,246.71-404,857.66

Finding the Fourth Proportional to 744,383.74, 1,027,246.71 and 404,857.66

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Solution

The fourth proportional to 744,383.74, 1,027,246.71 and 404,857.66 is: 558,702.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,383.74 : 1,027,246.71 = 404,857.66 : x
  2. Step 2: Convert to fraction form
    744,383.74/1,027,246.71 = 404,857.66/x
  3. Step 3: Cross multiply
    744,383.74x = 1,027,246.71 × 404,857.66
  4. Step 4: Simplify right side
    744,383.74x = 415,888,699,253.30
  5. Step 5: Solve for x
    x = 415,888,699,253.30/744,383.74
  6. Step 6: Final answer
    x = 558,702.02

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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.