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Finding the Fourth Proportional to 6,992.64, 9,644.78 and 4,750.60

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Solution

The fourth proportional to 6,992.64, 9,644.78 and 4,750.60 is: 6,552.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,992.64 : 9,644.78 = 4,750.60 : x
  2. Step 2: Convert to fraction form
    6,992.64/9,644.78 = 4,750.60/x
  3. Step 3: Cross multiply
    6,992.64x = 9,644.78 × 4,750.60
  4. Step 4: Simplify right side
    6,992.64x = 45,818,491.87
  5. Step 5: Solve for x
    x = 45,818,491.87/6,992.64
  6. Step 6: Final answer
    x = 6,552.39

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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.