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Finding the Fourth Proportional to 295,749.96, 408,174.65 and 166,713.56

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Solution

The fourth proportional to 295,749.96, 408,174.65 and 166,713.56 is: 230,087.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,749.96 : 408,174.65 = 166,713.56 : x
  2. Step 2: Convert to fraction form
    295,749.96/408,174.65 = 166,713.56/x
  3. Step 3: Cross multiply
    295,749.96x = 408,174.65 × 166,713.56
  4. Step 4: Simplify right side
    295,749.96x = 68,048,246,128.81
  5. Step 5: Solve for x
    x = 68,048,246,128.81/295,749.96
  6. Step 6: Final answer
    x = 230,087.08

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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.