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Finding the Fourth Proportional to 241,813.70, 338,889.10 and 241,813.70

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Solution

The fourth proportional to 241,813.70, 338,889.10 and 241,813.70 is: 338,889.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,813.70 : 338,889.10 = 241,813.70 : x
  2. Step 2: Convert to fraction form
    241,813.70/338,889.10 = 241,813.70/x
  3. Step 3: Cross multiply
    241,813.70x = 338,889.10 × 241,813.70
  4. Step 4: Simplify right side
    241,813.70x = 81,948,027,160.67
  5. Step 5: Solve for x
    x = 81,948,027,160.67/241,813.70
  6. Step 6: Final answer
    x = 338,889.10

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.