Home / 785,961.91-1,084,742.29-441,826.18

Finding the Fourth Proportional to 785,961.91, 1,084,742.29 and 441,826.18

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Solution

The fourth proportional to 785,961.91, 1,084,742.29 and 441,826.18 is: 609,784.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,961.91 : 1,084,742.29 = 441,826.18 : x
  2. Step 2: Convert to fraction form
    785,961.91/1,084,742.29 = 441,826.18/x
  3. Step 3: Cross multiply
    785,961.91x = 1,084,742.29 × 441,826.18
  4. Step 4: Simplify right side
    785,961.91x = 479,267,542,275.15
  5. Step 5: Solve for x
    x = 479,267,542,275.15/785,961.91
  6. Step 6: Final answer
    x = 609,784.69

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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.