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Finding the Third Proportional to 557,725.50 and 788,474.25

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Solution

The third proportional to 557,725.50 and 788,474.25 is: 1,114,691.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,725.50 : 788,474.25 = 788,474.25 : x
  2. Step 2: Convert to fraction form
    557,725.50/788,474.25 = 788,474.25/x
  3. Step 3: Cross multiply
    557,725.50x = 788,474.25 × 788,474.25
  4. Step 4: Simplify right side
    557,725.50x = 621,691,642,913.06
  5. Step 5: Solve for x
    x = 621,691,642,913.06/557,725.50
  6. Step 6: Final answer
    x = 1,114,691.09

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.