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Finding the Fourth Proportional to 204,671.90, 307,007.87 and 62,511.44

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Solution

The fourth proportional to 204,671.90, 307,007.87 and 62,511.44 is: 93,767.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,671.90 : 307,007.87 = 62,511.44 : x
  2. Step 2: Convert to fraction form
    204,671.90/307,007.87 = 62,511.44/x
  3. Step 3: Cross multiply
    204,671.90x = 307,007.87 × 62,511.44
  4. Step 4: Simplify right side
    204,671.90x = 19,191,502,197.44
  5. Step 5: Solve for x
    x = 19,191,502,197.44/204,671.90
  6. Step 6: Final answer
    x = 93,767.16

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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.