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Finding the Fourth Proportional to 451,818.32, 677,367.83 and 223,953.58

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Solution

The fourth proportional to 451,818.32, 677,367.83 and 223,953.58 is: 335,752.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,818.32 : 677,367.83 = 223,953.58 : x
  2. Step 2: Convert to fraction form
    451,818.32/677,367.83 = 223,953.58/x
  3. Step 3: Cross multiply
    451,818.32x = 677,367.83 × 223,953.58
  4. Step 4: Simplify right side
    451,818.32x = 151,698,947,118.49
  5. Step 5: Solve for x
    x = 151,698,947,118.49/451,818.32
  6. Step 6: Final answer
    x = 335,752.09

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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.