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Finding the Third Proportional to 208,040.50 and 304,655

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Solution

The third proportional to 208,040.50 and 304,655 is: 446,137.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,040.50 : 304,655 = 304,655 : x
  2. Step 2: Convert to fraction form
    208,040.50/304,655 = 304,655/x
  3. Step 3: Cross multiply
    208,040.50x = 304,655 × 304,655
  4. Step 4: Simplify right side
    208,040.50x = 92,814,669,025
  5. Step 5: Solve for x
    x = 92,814,669,025/208,040.50
  6. Step 6: Final answer
    x = 446,137.50

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.