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Finding the Fourth Proportional to 7,239.84, 10,844.64 and 4,629.52

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Solution

The fourth proportional to 7,239.84, 10,844.64 and 4,629.52 is: 6,934.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,239.84 : 10,844.64 = 4,629.52 : x
  2. Step 2: Convert to fraction form
    7,239.84/10,844.64 = 4,629.52/x
  3. Step 3: Cross multiply
    7,239.84x = 10,844.64 × 4,629.52
  4. Step 4: Simplify right side
    7,239.84x = 50,205,477.77
  5. Step 5: Solve for x
    x = 50,205,477.77/7,239.84
  6. Step 6: Final answer
    x = 6,934.61

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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.