Home / 627,680.99-941,504.07-228,329.12

Finding the Fourth Proportional to 627,680.99, 941,504.07 and 228,329.12

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Solution

The fourth proportional to 627,680.99, 941,504.07 and 228,329.12 is: 342,487.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,680.99 : 941,504.07 = 228,329.12 : x
  2. Step 2: Convert to fraction form
    627,680.99/941,504.07 = 228,329.12/x
  3. Step 3: Cross multiply
    627,680.99x = 941,504.07 × 228,329.12
  4. Step 4: Simplify right side
    627,680.99x = 214,972,795,779.52
  5. Step 5: Solve for x
    x = 214,972,795,779.52/627,680.99
  6. Step 6: Final answer
    x = 342,487.35

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Double scale
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Similar ratio
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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.