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Finding the Third Proportional to 185,136.25 and 383,400.50

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Solution

The third proportional to 185,136.25 and 383,400.50 is: 793,987.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,136.25 : 383,400.50 = 383,400.50 : x
  2. Step 2: Convert to fraction form
    185,136.25/383,400.50 = 383,400.50/x
  3. Step 3: Cross multiply
    185,136.25x = 383,400.50 × 383,400.50
  4. Step 4: Simplify right side
    185,136.25x = 146,995,943,400.25
  5. Step 5: Solve for x
    x = 146,995,943,400.25/185,136.25
  6. Step 6: Final answer
    x = 793,987.91

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.