Home / 809,458.02-1,117,034.31-441,922.59

Finding the Fourth Proportional to 809,458.02, 1,117,034.31 and 441,922.59

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Solution

The fourth proportional to 809,458.02, 1,117,034.31 and 441,922.59 is: 609,843.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,458.02 : 1,117,034.31 = 441,922.59 : x
  2. Step 2: Convert to fraction form
    809,458.02/1,117,034.31 = 441,922.59/x
  3. Step 3: Cross multiply
    809,458.02x = 1,117,034.31 × 441,922.59
  4. Step 4: Simplify right side
    809,458.02x = 493,642,695,394.06
  5. Step 5: Solve for x
    x = 493,642,695,394.06/809,458.02
  6. Step 6: Final answer
    x = 609,843.48

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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.