Home / 755,845.83-1,043,067.21-416,314.08

Finding the Fourth Proportional to 755,845.83, 1,043,067.21 and 416,314.08

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Solution

The fourth proportional to 755,845.83, 1,043,067.21 and 416,314.08 is: 574,513.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,845.83 : 1,043,067.21 = 416,314.08 : x
  2. Step 2: Convert to fraction form
    755,845.83/1,043,067.21 = 416,314.08/x
  3. Step 3: Cross multiply
    755,845.83x = 1,043,067.21 × 416,314.08
  4. Step 4: Simplify right side
    755,845.83x = 434,243,564,348.14
  5. Step 5: Solve for x
    x = 434,243,564,348.14/755,845.83
  6. Step 6: Final answer
    x = 574,513.41

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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.