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Finding the Fourth Proportional to 270,052.50, 372,672.46 and 150,820.50

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Solution

The fourth proportional to 270,052.50, 372,672.46 and 150,820.50 is: 208,132.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,052.50 : 372,672.46 = 150,820.50 : x
  2. Step 2: Convert to fraction form
    270,052.50/372,672.46 = 150,820.50/x
  3. Step 3: Cross multiply
    270,052.50x = 372,672.46 × 150,820.50
  4. Step 4: Simplify right side
    270,052.50x = 56,206,646,753.43
  5. Step 5: Solve for x
    x = 56,206,646,753.43/270,052.50
  6. Step 6: Final answer
    x = 208,132.30

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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.