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Finding the Fourth Proportional to 6,080.75, 9,121.16 and 1,698.23

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Solution

The fourth proportional to 6,080.75, 9,121.16 and 1,698.23 is: 2,547.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,080.75 : 9,121.16 = 1,698.23 : x
  2. Step 2: Convert to fraction form
    6,080.75/9,121.16 = 1,698.23/x
  3. Step 3: Cross multiply
    6,080.75x = 9,121.16 × 1,698.23
  4. Step 4: Simplify right side
    6,080.75x = 15,489,786.19
  5. Step 5: Solve for x
    x = 15,489,786.19/6,080.75
  6. Step 6: Final answer
    x = 2,547.35

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Half scale
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Double scale
Find fourth proportional to 6,081.75, 9,122.66 and 1,699.23
Similar ratio
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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.