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Finding the Fourth Proportional to 4,493.80, 6,187.62 and 4,237.48

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Solution

The fourth proportional to 4,493.80, 6,187.62 and 4,237.48 is: 5,834.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,493.80 : 6,187.62 = 4,237.48 : x
  2. Step 2: Convert to fraction form
    4,493.80/6,187.62 = 4,237.48/x
  3. Step 3: Cross multiply
    4,493.80x = 6,187.62 × 4,237.48
  4. Step 4: Simplify right side
    4,493.80x = 26,219,916.00
  5. Step 5: Solve for x
    x = 26,219,916.00/4,493.80
  6. Step 6: Final answer
    x = 5,834.69

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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.