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Finding the Third Proportional to 415,076 and 622,616

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Solution

The third proportional to 415,076 and 622,616 is: 933,927.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,076 : 622,616 = 622,616 : x
  2. Step 2: Convert to fraction form
    415,076/622,616 = 622,616/x
  3. Step 3: Cross multiply
    415,076x = 622,616 × 622,616
  4. Step 4: Simplify right side
    415,076x = 387,650,683,456
  5. Step 5: Solve for x
    x = 387,650,683,456/415,076
  6. Step 6: Final answer
    x = 933,927.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.