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Finding the Fourth Proportional to 335,540.54, 463,053.69 and 190,356.05

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Solution

The fourth proportional to 335,540.54, 463,053.69 and 190,356.05 is: 262,695.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,540.54 : 463,053.69 = 190,356.05 : x
  2. Step 2: Convert to fraction form
    335,540.54/463,053.69 = 190,356.05/x
  3. Step 3: Cross multiply
    335,540.54x = 463,053.69 × 190,356.05
  4. Step 4: Simplify right side
    335,540.54x = 88,145,072,523.96
  5. Step 5: Solve for x
    x = 88,145,072,523.96/335,540.54
  6. Step 6: Final answer
    x = 262,695.74

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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.