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Finding the Fourth Proportional to 6,082.79, 8,393.16 and 3,430.19

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Solution

The fourth proportional to 6,082.79, 8,393.16 and 3,430.19 is: 4,733.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,082.79 : 8,393.16 = 3,430.19 : x
  2. Step 2: Convert to fraction form
    6,082.79/8,393.16 = 3,430.19/x
  3. Step 3: Cross multiply
    6,082.79x = 8,393.16 × 3,430.19
  4. Step 4: Simplify right side
    6,082.79x = 28,790,133.50
  5. Step 5: Solve for x
    x = 28,790,133.50/6,082.79
  6. Step 6: Final answer
    x = 4,733.05

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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.