Home / 990,795.43-1,367,274.40-582,923.52

Finding the Fourth Proportional to 990,795.43, 1,367,274.40 and 582,923.52

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Solution

The fourth proportional to 990,795.43, 1,367,274.40 and 582,923.52 is: 804,420.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    990,795.43 : 1,367,274.40 = 582,923.52 : x
  2. Step 2: Convert to fraction form
    990,795.43/1,367,274.40 = 582,923.52/x
  3. Step 3: Cross multiply
    990,795.43x = 1,367,274.40 × 582,923.52
  4. Step 4: Simplify right side
    990,795.43x = 797,016,404,596.58
  5. Step 5: Solve for x
    x = 797,016,404,596.58/990,795.43
  6. Step 6: Final answer
    x = 804,420.75

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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.