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Finding the Fourth Proportional to 294,230.20, 441,806.10 and 169,814.20

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Solution

The fourth proportional to 294,230.20, 441,806.10 and 169,814.20 is: 254,987.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,230.20 : 441,806.10 = 169,814.20 : x
  2. Step 2: Convert to fraction form
    294,230.20/441,806.10 = 169,814.20/x
  3. Step 3: Cross multiply
    294,230.20x = 441,806.10 × 169,814.20
  4. Step 4: Simplify right side
    294,230.20x = 75,024,949,426.62
  5. Step 5: Solve for x
    x = 75,024,949,426.62/294,230.20
  6. Step 6: Final answer
    x = 254,987.25

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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.