Home / 723,181.17-1,084,974.90-267,765.57

Finding the Fourth Proportional to 723,181.17, 1,084,974.90 and 267,765.57

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Solution

The fourth proportional to 723,181.17, 1,084,974.90 and 267,765.57 is: 401,723.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,181.17 : 1,084,974.90 = 267,765.57 : x
  2. Step 2: Convert to fraction form
    723,181.17/1,084,974.90 = 267,765.57/x
  3. Step 3: Cross multiply
    723,181.17x = 1,084,974.90 × 267,765.57
  4. Step 4: Simplify right side
    723,181.17x = 290,518,922,534.19
  5. Step 5: Solve for x
    x = 290,518,922,534.19/723,181.17
  6. Step 6: Final answer
    x = 401,723.57

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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.