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Finding the Fourth Proportional to 241,310.40, 361,382.40 and 230,812.80

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Solution

The fourth proportional to 241,310.40, 361,382.40 and 230,812.80 is: 345,661.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,310.40 : 361,382.40 = 230,812.80 : x
  2. Step 2: Convert to fraction form
    241,310.40/361,382.40 = 230,812.80/x
  3. Step 3: Cross multiply
    241,310.40x = 361,382.40 × 230,812.80
  4. Step 4: Simplify right side
    241,310.40x = 83,411,683,614.72
  5. Step 5: Solve for x
    x = 83,411,683,614.72/241,310.40
  6. Step 6: Final answer
    x = 345,661.37

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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.