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Finding the Third Proportional to 208,152 and 447,878

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Solution

The third proportional to 208,152 and 447,878 is: 963,693.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,152 : 447,878 = 447,878 : x
  2. Step 2: Convert to fraction form
    208,152/447,878 = 447,878/x
  3. Step 3: Cross multiply
    208,152x = 447,878 × 447,878
  4. Step 4: Simplify right side
    208,152x = 200,594,702,884
  5. Step 5: Solve for x
    x = 200,594,702,884/208,152
  6. Step 6: Final answer
    x = 963,693.37

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.