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Finding the Third Proportional to 472,817.25 and 707,555.25

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Solution

The third proportional to 472,817.25 and 707,555.25 is: 1,058,832.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,817.25 : 707,555.25 = 707,555.25 : x
  2. Step 2: Convert to fraction form
    472,817.25/707,555.25 = 707,555.25/x
  3. Step 3: Cross multiply
    472,817.25x = 707,555.25 × 707,555.25
  4. Step 4: Simplify right side
    472,817.25x = 500,634,431,802.56
  5. Step 5: Solve for x
    x = 500,634,431,802.56/472,817.25
  6. Step 6: Final answer
    x = 1,058,832.84

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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.