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Finding the Fourth Proportional to 5,495.87, 8,242.92 and 1,798.07

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Solution

The fourth proportional to 5,495.87, 8,242.92 and 1,798.07 is: 2,696.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,495.87 : 8,242.92 = 1,798.07 : x
  2. Step 2: Convert to fraction form
    5,495.87/8,242.92 = 1,798.07/x
  3. Step 3: Cross multiply
    5,495.87x = 8,242.92 × 1,798.07
  4. Step 4: Simplify right side
    5,495.87x = 14,821,305.95
  5. Step 5: Solve for x
    x = 14,821,305.95/5,495.87
  6. Step 6: Final answer
    x = 2,696.81

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1.5x scale

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.