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Finding the Fourth Proportional to 6,411.06, 8,849.79 and 4,525.38

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Solution

The fourth proportional to 6,411.06, 8,849.79 and 4,525.38 is: 6,246.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,411.06 : 8,849.79 = 4,525.38 : x
  2. Step 2: Convert to fraction form
    6,411.06/8,849.79 = 4,525.38/x
  3. Step 3: Cross multiply
    6,411.06x = 8,849.79 × 4,525.38
  4. Step 4: Simplify right side
    6,411.06x = 40,048,662.67
  5. Step 5: Solve for x
    x = 40,048,662.67/6,411.06
  6. Step 6: Final answer
    x = 6,246.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.