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Finding the Fourth Proportional to 294,311.80, 441,467.70 and 175,922.20

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Solution

The fourth proportional to 294,311.80, 441,467.70 and 175,922.20 is: 263,883.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,311.80 : 441,467.70 = 175,922.20 : x
  2. Step 2: Convert to fraction form
    294,311.80/441,467.70 = 175,922.20/x
  3. Step 3: Cross multiply
    294,311.80x = 441,467.70 × 175,922.20
  4. Step 4: Simplify right side
    294,311.80x = 77,663,969,012.94
  5. Step 5: Solve for x
    x = 77,663,969,012.94/294,311.80
  6. Step 6: Final answer
    x = 263,883.30

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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.