Home / 804,806.42-1,110,610.58-442,230.17

Finding the Fourth Proportional to 804,806.42, 1,110,610.58 and 442,230.17

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Solution

The fourth proportional to 804,806.42, 1,110,610.58 and 442,230.17 is: 610,265.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,806.42 : 1,110,610.58 = 442,230.17 : x
  2. Step 2: Convert to fraction form
    804,806.42/1,110,610.58 = 442,230.17/x
  3. Step 3: Cross multiply
    804,806.42x = 1,110,610.58 × 442,230.17
  4. Step 4: Simplify right side
    804,806.42x = 491,145,497,833.00
  5. Step 5: Solve for x
    x = 491,145,497,833.00/804,806.42
  6. Step 6: Final answer
    x = 610,265.39

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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.