Home / 723,076.23-1,084,686.23-267,789.32

Finding the Fourth Proportional to 723,076.23, 1,084,686.23 and 267,789.32

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Solution

The fourth proportional to 723,076.23, 1,084,686.23 and 267,789.32 is: 401,710.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,076.23 : 1,084,686.23 = 267,789.32 : x
  2. Step 2: Convert to fraction form
    723,076.23/1,084,686.23 = 267,789.32/x
  3. Step 3: Cross multiply
    723,076.23x = 1,084,686.23 × 267,789.32
  4. Step 4: Simplify right side
    723,076.23x = 290,467,383,191.11
  5. Step 5: Solve for x
    x = 290,467,383,191.11/723,076.23
  6. Step 6: Final answer
    x = 401,710.60

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1.5x scale

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.