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Finding the Fourth Proportional to 7,750.44, 10,698.02 and 4,955.92

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Solution

The fourth proportional to 7,750.44, 10,698.02 and 4,955.92 is: 6,840.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,750.44 : 10,698.02 = 4,955.92 : x
  2. Step 2: Convert to fraction form
    7,750.44/10,698.02 = 4,955.92/x
  3. Step 3: Cross multiply
    7,750.44x = 10,698.02 × 4,955.92
  4. Step 4: Simplify right side
    7,750.44x = 53,018,531.28
  5. Step 5: Solve for x
    x = 53,018,531.28/7,750.44
  6. Step 6: Final answer
    x = 6,840.71

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