Home / 740,690.58-1,110,806.19-267,314.43

Finding the Fourth Proportional to 740,690.58, 1,110,806.19 and 267,314.43

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Solution

The fourth proportional to 740,690.58, 1,110,806.19 and 267,314.43 is: 400,888.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,690.58 : 1,110,806.19 = 267,314.43 : x
  2. Step 2: Convert to fraction form
    740,690.58/1,110,806.19 = 267,314.43/x
  3. Step 3: Cross multiply
    740,690.58x = 1,110,806.19 × 267,314.43
  4. Step 4: Simplify right side
    740,690.58x = 296,934,523,520.32
  5. Step 5: Solve for x
    x = 296,934,523,520.32/740,690.58
  6. Step 6: Final answer
    x = 400,888.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.