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Finding the Fourth Proportional to 4,859.24, 7,288.97 and 1,739.46

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Solution

The fourth proportional to 4,859.24, 7,288.97 and 1,739.46 is: 2,609.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,859.24 : 7,288.97 = 1,739.46 : x
  2. Step 2: Convert to fraction form
    4,859.24/7,288.97 = 1,739.46/x
  3. Step 3: Cross multiply
    4,859.24x = 7,288.97 × 1,739.46
  4. Step 4: Simplify right side
    4,859.24x = 12,678,828.89
  5. Step 5: Solve for x
    x = 12,678,828.89/4,859.24
  6. Step 6: Final answer
    x = 2,609.22

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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.