Home / 809,317.44-1,213,975.35-240,696.23

Finding the Fourth Proportional to 809,317.44, 1,213,975.35 and 240,696.23

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Solution

The fourth proportional to 809,317.44, 1,213,975.35 and 240,696.23 is: 361,044.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,317.44 : 1,213,975.35 = 240,696.23 : x
  2. Step 2: Convert to fraction form
    809,317.44/1,213,975.35 = 240,696.23/x
  3. Step 3: Cross multiply
    809,317.44x = 1,213,975.35 × 240,696.23
  4. Step 4: Simplify right side
    809,317.44x = 292,199,283,988.05
  5. Step 5: Solve for x
    x = 292,199,283,988.05/809,317.44
  6. Step 6: Final answer
    x = 361,044.10

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Double scale
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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.