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Finding the Fourth Proportional to 237,400.44, 327,620.40 and 129,970.44

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Solution

The fourth proportional to 237,400.44, 327,620.40 and 129,970.44 is: 179,363.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,400.44 : 327,620.40 = 129,970.44 : x
  2. Step 2: Convert to fraction form
    237,400.44/327,620.40 = 129,970.44/x
  3. Step 3: Cross multiply
    237,400.44x = 327,620.40 × 129,970.44
  4. Step 4: Simplify right side
    237,400.44x = 42,580,967,540.98
  5. Step 5: Solve for x
    x = 42,580,967,540.98/237,400.44
  6. Step 6: Final answer
    x = 179,363.47

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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.