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Finding the Fourth Proportional to 341,040.74, 470,644.48 and 188,081.14

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Solution

The fourth proportional to 341,040.74, 470,644.48 and 188,081.14 is: 259,556.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,040.74 : 470,644.48 = 188,081.14 : x
  2. Step 2: Convert to fraction form
    341,040.74/470,644.48 = 188,081.14/x
  3. Step 3: Cross multiply
    341,040.74x = 470,644.48 × 188,081.14
  4. Step 4: Simplify right side
    341,040.74x = 88,519,350,333.11
  5. Step 5: Solve for x
    x = 88,519,350,333.11/341,040.74
  6. Step 6: Final answer
    x = 259,556.53

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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.