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Finding the Fourth Proportional to 219,467.58, 329,177.44 and 148,843.88

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Solution

The fourth proportional to 219,467.58, 329,177.44 and 148,843.88 is: 223,249.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,467.58 : 329,177.44 = 148,843.88 : x
  2. Step 2: Convert to fraction form
    219,467.58/329,177.44 = 148,843.88/x
  3. Step 3: Cross multiply
    219,467.58x = 329,177.44 × 148,843.88
  4. Step 4: Simplify right side
    219,467.58x = 48,996,047,571.27
  5. Step 5: Solve for x
    x = 48,996,047,571.27/219,467.58
  6. Step 6: Final answer
    x = 223,249.60

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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.