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Finding the Fourth Proportional to 324,001.76, 447,101.51 and 178,808.85

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Solution

The fourth proportional to 324,001.76, 447,101.51 and 178,808.85 is: 246,744.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,001.76 : 447,101.51 = 178,808.85 : x
  2. Step 2: Convert to fraction form
    324,001.76/447,101.51 = 178,808.85/x
  3. Step 3: Cross multiply
    324,001.76x = 447,101.51 × 178,808.85
  4. Step 4: Simplify right side
    324,001.76x = 79,945,705,942.32
  5. Step 5: Solve for x
    x = 79,945,705,942.32/324,001.76
  6. Step 6: Final answer
    x = 246,744.67

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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.