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Finding the Fourth Proportional to 3,084.01, 4,255.71 and 1,739.67

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Solution

The fourth proportional to 3,084.01, 4,255.71 and 1,739.67 is: 2,400.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,084.01 : 4,255.71 = 1,739.67 : x
  2. Step 2: Convert to fraction form
    3,084.01/4,255.71 = 1,739.67/x
  3. Step 3: Cross multiply
    3,084.01x = 4,255.71 × 1,739.67
  4. Step 4: Simplify right side
    3,084.01x = 7,403,531.02
  5. Step 5: Solve for x
    x = 7,403,531.02/3,084.01
  6. Step 6: Final answer
    x = 2,400.62

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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.