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Finding the Fourth Proportional to 4,798.55, 7,195.86 and 1,677.89

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Solution

The fourth proportional to 4,798.55, 7,195.86 and 1,677.89 is: 2,516.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,798.55 : 7,195.86 = 1,677.89 : x
  2. Step 2: Convert to fraction form
    4,798.55/7,195.86 = 1,677.89/x
  3. Step 3: Cross multiply
    4,798.55x = 7,195.86 × 1,677.89
  4. Step 4: Simplify right side
    4,798.55x = 12,073,825.56
  5. Step 5: Solve for x
    x = 12,073,825.56/4,798.55
  6. Step 6: Final answer
    x = 2,516.14

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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.