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Finding the Fourth Proportional to 444,474.80, 666,193.80 and 178,103.60

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Solution

The fourth proportional to 444,474.80, 666,193.80 and 178,103.60 is: 266,947.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,474.80 : 666,193.80 = 178,103.60 : x
  2. Step 2: Convert to fraction form
    444,474.80/666,193.80 = 178,103.60/x
  3. Step 3: Cross multiply
    444,474.80x = 666,193.80 × 178,103.60
  4. Step 4: Simplify right side
    444,474.80x = 118,651,514,077.68
  5. Step 5: Solve for x
    x = 118,651,514,077.68/444,474.80
  6. Step 6: Final answer
    x = 266,947.67

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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.