Home / 723,077.23-1,084,687.73-267,790.32

Finding the Fourth Proportional to 723,077.23, 1,084,687.73 and 267,790.32

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Solution

The fourth proportional to 723,077.23, 1,084,687.73 and 267,790.32 is: 401,712.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,077.23 : 1,084,687.73 = 267,790.32 : x
  2. Step 2: Convert to fraction form
    723,077.23/1,084,687.73 = 267,790.32/x
  3. Step 3: Cross multiply
    723,077.23x = 1,084,687.73 × 267,790.32
  4. Step 4: Simplify right side
    723,077.23x = 290,468,874,316.77
  5. Step 5: Solve for x
    x = 290,468,874,316.77/723,077.23
  6. Step 6: Final answer
    x = 401,712.10

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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.