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Finding the Fourth Proportional to 264,907.40, 365,608.50 and 201,144.20

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Solution

The fourth proportional to 264,907.40, 365,608.50 and 201,144.20 is: 277,606.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,907.40 : 365,608.50 = 201,144.20 : x
  2. Step 2: Convert to fraction form
    264,907.40/365,608.50 = 201,144.20/x
  3. Step 3: Cross multiply
    264,907.40x = 365,608.50 × 201,144.20
  4. Step 4: Simplify right side
    264,907.40x = 73,540,029,245.70
  5. Step 5: Solve for x
    x = 73,540,029,245.70/264,907.40
  6. Step 6: Final answer
    x = 277,606.55

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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.