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Finding the Fourth Proportional to 270,573.76, 373,338.70 and 149,692.47

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Solution

The fourth proportional to 270,573.76, 373,338.70 and 149,692.47 is: 206,546.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,573.76 : 373,338.70 = 149,692.47 : x
  2. Step 2: Convert to fraction form
    270,573.76/373,338.70 = 149,692.47/x
  3. Step 3: Cross multiply
    270,573.76x = 373,338.70 × 149,692.47
  4. Step 4: Simplify right side
    270,573.76x = 55,885,992,149.59
  5. Step 5: Solve for x
    x = 55,885,992,149.59/270,573.76
  6. Step 6: Final answer
    x = 206,546.24

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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.