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Finding the Fourth Proportional to 179,998.60, 269,609.10 and 156,670.60

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Solution

The fourth proportional to 179,998.60, 269,609.10 and 156,670.60 is: 234,667.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,998.60 : 269,609.10 = 156,670.60 : x
  2. Step 2: Convert to fraction form
    179,998.60/269,609.10 = 156,670.60/x
  3. Step 3: Cross multiply
    179,998.60x = 269,609.10 × 156,670.60
  4. Step 4: Simplify right side
    179,998.60x = 42,239,819,462.46
  5. Step 5: Solve for x
    x = 42,239,819,462.46/179,998.60
  6. Step 6: Final answer
    x = 234,667.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.