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Finding the Fourth Proportional to 6,174.86, 8,518.37 and 4,495.50

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Solution

The fourth proportional to 6,174.86, 8,518.37 and 4,495.50 is: 6,201.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,174.86 : 8,518.37 = 4,495.50 : x
  2. Step 2: Convert to fraction form
    6,174.86/8,518.37 = 4,495.50/x
  3. Step 3: Cross multiply
    6,174.86x = 8,518.37 × 4,495.50
  4. Step 4: Simplify right side
    6,174.86x = 38,294,309.86
  5. Step 5: Solve for x
    x = 38,294,309.86/6,174.86
  6. Step 6: Final answer
    x = 6,201.65

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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.