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Finding the Fourth Proportional to 6,085.49, 8,397.98 and 3,290.99

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Solution

The fourth proportional to 6,085.49, 8,397.98 and 3,290.99 is: 4,541.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,085.49 : 8,397.98 = 3,290.99 : x
  2. Step 2: Convert to fraction form
    6,085.49/8,397.98 = 3,290.99/x
  3. Step 3: Cross multiply
    6,085.49x = 8,397.98 × 3,290.99
  4. Step 4: Simplify right side
    6,085.49x = 27,637,668.20
  5. Step 5: Solve for x
    x = 27,637,668.20/6,085.49
  6. Step 6: Final answer
    x = 4,541.57

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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.