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Finding the Fourth Proportional to 270,010.50, 372,599.04 and 161,237.58

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Solution

The fourth proportional to 270,010.50, 372,599.04 and 161,237.58 is: 222,498.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,010.50 : 372,599.04 = 161,237.58 : x
  2. Step 2: Convert to fraction form
    270,010.50/372,599.04 = 161,237.58/x
  3. Step 3: Cross multiply
    270,010.50x = 372,599.04 × 161,237.58
  4. Step 4: Simplify right side
    270,010.50x = 60,076,967,519.92
  5. Step 5: Solve for x
    x = 60,076,967,519.92/270,010.50
  6. Step 6: Final answer
    x = 222,498.63

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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.