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Finding the Fourth Proportional to 294,020.44, 440,474.20 and 173,717.64

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Solution

The fourth proportional to 294,020.44, 440,474.20 and 173,717.64 is: 260,247.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,020.44 : 440,474.20 = 173,717.64 : x
  2. Step 2: Convert to fraction form
    294,020.44/440,474.20 = 173,717.64/x
  3. Step 3: Cross multiply
    294,020.44x = 440,474.20 × 173,717.64
  4. Step 4: Simplify right side
    294,020.44x = 76,518,138,504.89
  5. Step 5: Solve for x
    x = 76,518,138,504.89/294,020.44
  6. Step 6: Final answer
    x = 260,247.68

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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.