Home / 627,819.84-942,321.60-228,846.24

Finding the Fourth Proportional to 627,819.84, 942,321.60 and 228,846.24

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Solution

The fourth proportional to 627,819.84, 942,321.60 and 228,846.24 is: 343,485.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,819.84 : 942,321.60 = 228,846.24 : x
  2. Step 2: Convert to fraction form
    627,819.84/942,321.60 = 228,846.24/x
  3. Step 3: Cross multiply
    627,819.84x = 942,321.60 × 228,846.24
  4. Step 4: Simplify right side
    627,819.84x = 215,646,755,030.78
  5. Step 5: Solve for x
    x = 215,646,755,030.78/627,819.84
  6. Step 6: Final answer
    x = 343,485.09

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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.