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Finding the Fourth Proportional to 6,553.08, 9,831.18 and 1,936.08

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Solution

The fourth proportional to 6,553.08, 9,831.18 and 1,936.08 is: 2,904.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,553.08 : 9,831.18 = 1,936.08 : x
  2. Step 2: Convert to fraction form
    6,553.08/9,831.18 = 1,936.08/x
  3. Step 3: Cross multiply
    6,553.08x = 9,831.18 × 1,936.08
  4. Step 4: Simplify right side
    6,553.08x = 19,033,950.97
  5. Step 5: Solve for x
    x = 19,033,950.97/6,553.08
  6. Step 6: Final answer
    x = 2,904.58

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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.