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Finding the Third Proportional to 481,387.25 and 749,684.50

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Solution

The third proportional to 481,387.25 and 749,684.50 is: 1,167,515.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,387.25 : 749,684.50 = 749,684.50 : x
  2. Step 2: Convert to fraction form
    481,387.25/749,684.50 = 749,684.50/x
  3. Step 3: Cross multiply
    481,387.25x = 749,684.50 × 749,684.50
  4. Step 4: Simplify right side
    481,387.25x = 562,026,849,540.25
  5. Step 5: Solve for x
    x = 562,026,849,540.25/481,387.25
  6. Step 6: Final answer
    x = 1,167,515.03

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.