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Finding the Fourth Proportional to 4,898.82, 6,745.50 and 4,341.54

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Solution

The fourth proportional to 4,898.82, 6,745.50 and 4,341.54 is: 5,978.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,898.82 : 6,745.50 = 4,341.54 : x
  2. Step 2: Convert to fraction form
    4,898.82/6,745.50 = 4,341.54/x
  3. Step 3: Cross multiply
    4,898.82x = 6,745.50 × 4,341.54
  4. Step 4: Simplify right side
    4,898.82x = 29,285,858.07
  5. Step 5: Solve for x
    x = 29,285,858.07/4,898.82
  6. Step 6: Final answer
    x = 5,978.15

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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.