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Finding the Third Proportional to 154,465.50 and 246,687

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Solution

The third proportional to 154,465.50 and 246,687 is: 393,968.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,465.50 : 246,687 = 246,687 : x
  2. Step 2: Convert to fraction form
    154,465.50/246,687 = 246,687/x
  3. Step 3: Cross multiply
    154,465.50x = 246,687 × 246,687
  4. Step 4: Simplify right side
    154,465.50x = 60,854,475,969
  5. Step 5: Solve for x
    x = 60,854,475,969/154,465.50
  6. Step 6: Final answer
    x = 393,968.08

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Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.