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Finding the Fourth Proportional to 6,600.35, 9,900.53 and 2,707.49

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Solution

The fourth proportional to 6,600.35, 9,900.53 and 2,707.49 is: 4,061.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,600.35 : 9,900.53 = 2,707.49 : x
  2. Step 2: Convert to fraction form
    6,600.35/9,900.53 = 2,707.49/x
  3. Step 3: Cross multiply
    6,600.35x = 9,900.53 × 2,707.49
  4. Step 4: Simplify right side
    6,600.35x = 26,805,585.97
  5. Step 5: Solve for x
    x = 26,805,585.97/6,600.35
  6. Step 6: Final answer
    x = 4,061.24

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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.