Home / 923,297.78-1,385,025.96-324,207.44

Finding the Fourth Proportional to 923,297.78, 1,385,025.96 and 324,207.44

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Solution

The fourth proportional to 923,297.78, 1,385,025.96 and 324,207.44 is: 486,339.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,297.78 : 1,385,025.96 = 324,207.44 : x
  2. Step 2: Convert to fraction form
    923,297.78/1,385,025.96 = 324,207.44/x
  3. Step 3: Cross multiply
    923,297.78x = 1,385,025.96 × 324,207.44
  4. Step 4: Simplify right side
    923,297.78x = 449,035,720,825.14
  5. Step 5: Solve for x
    x = 449,035,720,825.14/923,297.78
  6. Step 6: Final answer
    x = 486,339.00

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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.