Home / 341,511.64-471,313.02-198,316.60

Finding the Fourth Proportional to 341,511.64, 471,313.02 and 198,316.60

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Solution

The fourth proportional to 341,511.64, 471,313.02 and 198,316.60 is: 273,692.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,511.64 : 471,313.02 = 198,316.60 : x
  2. Step 2: Convert to fraction form
    341,511.64/471,313.02 = 198,316.60/x
  3. Step 3: Cross multiply
    341,511.64x = 471,313.02 × 198,316.60
  4. Step 4: Simplify right side
    341,511.64x = 93,469,195,662.13
  5. Step 5: Solve for x
    x = 93,469,195,662.13/341,511.64
  6. Step 6: Final answer
    x = 273,692.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.