Home / 260,696.25-390,176.46-197,166.33

Finding the Fourth Proportional to 260,696.25, 390,176.46 and 197,166.33

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Solution

The fourth proportional to 260,696.25, 390,176.46 and 197,166.33 is: 295,093.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,696.25 : 390,176.46 = 197,166.33 : x
  2. Step 2: Convert to fraction form
    260,696.25/390,176.46 = 197,166.33/x
  3. Step 3: Cross multiply
    260,696.25x = 390,176.46 × 197,166.33
  4. Step 4: Simplify right side
    260,696.25x = 76,929,660,670.59
  5. Step 5: Solve for x
    x = 76,929,660,670.59/260,696.25
  6. Step 6: Final answer
    x = 295,093.09

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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.