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Finding the Fourth Proportional to 294,438.24, 441,650.88 and 72,822.24

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Solution

The fourth proportional to 294,438.24, 441,650.88 and 72,822.24 is: 109,231.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,438.24 : 441,650.88 = 72,822.24 : x
  2. Step 2: Convert to fraction form
    294,438.24/441,650.88 = 72,822.24/x
  3. Step 3: Cross multiply
    294,438.24x = 441,650.88 × 72,822.24
  4. Step 4: Simplify right side
    294,438.24x = 32,162,006,379.57
  5. Step 5: Solve for x
    x = 32,162,006,379.57/294,438.24
  6. Step 6: Final answer
    x = 109,231.76

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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.