Home / 804,272.28-1,109,896.74-441,719.52

Finding the Fourth Proportional to 804,272.28, 1,109,896.74 and 441,719.52

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Solution

The fourth proportional to 804,272.28, 1,109,896.74 and 441,719.52 is: 609,573.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,272.28 : 1,109,896.74 = 441,719.52 : x
  2. Step 2: Convert to fraction form
    804,272.28/1,109,896.74 = 441,719.52/x
  3. Step 3: Cross multiply
    804,272.28x = 1,109,896.74 × 441,719.52
  4. Step 4: Simplify right side
    804,272.28x = 490,263,055,242.37
  5. Step 5: Solve for x
    x = 490,263,055,242.37/804,272.28
  6. Step 6: Final answer
    x = 609,573.48

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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.