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Finding the Fourth Proportional to 270,007.62, 372,595.07 and 161,234.69

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Solution

The fourth proportional to 270,007.62, 372,595.07 and 161,234.69 is: 222,494.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,007.62 : 372,595.07 = 161,234.69 : x
  2. Step 2: Convert to fraction form
    270,007.62/372,595.07 = 161,234.69/x
  3. Step 3: Cross multiply
    270,007.62x = 372,595.07 × 161,234.69
  4. Step 4: Simplify right side
    270,007.62x = 60,075,251,538.47
  5. Step 5: Solve for x
    x = 60,075,251,538.47/270,007.62
  6. Step 6: Final answer
    x = 222,494.66

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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.