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Finding the Third Proportional to 208,618.50 and 450,495

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Solution

The third proportional to 208,618.50 and 450,495 is: 972,808.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,618.50 : 450,495 = 450,495 : x
  2. Step 2: Convert to fraction form
    208,618.50/450,495 = 450,495/x
  3. Step 3: Cross multiply
    208,618.50x = 450,495 × 450,495
  4. Step 4: Simplify right side
    208,618.50x = 202,945,745,025
  5. Step 5: Solve for x
    x = 202,945,745,025/208,618.50
  6. Step 6: Final answer
    x = 972,808.00

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.