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Finding the Fourth Proportional to 441,687.74, 609,462.81 and 248,088.02

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Solution

The fourth proportional to 441,687.74, 609,462.81 and 248,088.02 is: 342,324.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,687.74 : 609,462.81 = 248,088.02 : x
  2. Step 2: Convert to fraction form
    441,687.74/609,462.81 = 248,088.02/x
  3. Step 3: Cross multiply
    441,687.74x = 609,462.81 × 248,088.02
  4. Step 4: Simplify right side
    441,687.74x = 151,200,421,796.54
  5. Step 5: Solve for x
    x = 151,200,421,796.54/441,687.74
  6. Step 6: Final answer
    x = 342,324.24

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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.