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Finding the Fourth Proportional to 4,707.88, 7,062.29 and 1,747.11

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Solution

The fourth proportional to 4,707.88, 7,062.29 and 1,747.11 is: 2,620.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,707.88 : 7,062.29 = 1,747.11 : x
  2. Step 2: Convert to fraction form
    4,707.88/7,062.29 = 1,747.11/x
  3. Step 3: Cross multiply
    4,707.88x = 7,062.29 × 1,747.11
  4. Step 4: Simplify right side
    4,707.88x = 12,338,597.48
  5. Step 5: Solve for x
    x = 12,338,597.48/4,707.88
  6. Step 6: Final answer
    x = 2,620.84

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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.