Home / 547,986.60-821,591.10-248,610.60

Finding the Fourth Proportional to 547,986.60, 821,591.10 and 248,610.60

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Solution

The fourth proportional to 547,986.60, 821,591.10 and 248,610.60 is: 372,739.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,986.60 : 821,591.10 = 248,610.60 : x
  2. Step 2: Convert to fraction form
    547,986.60/821,591.10 = 248,610.60/x
  3. Step 3: Cross multiply
    547,986.60x = 821,591.10 × 248,610.60
  4. Step 4: Simplify right side
    547,986.60x = 204,256,256,325.66
  5. Step 5: Solve for x
    x = 204,256,256,325.66/547,986.60
  6. Step 6: Final answer
    x = 372,739.51

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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.