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Finding the Third Proportional to 551,373.75 and 843,279.19

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Solution

The third proportional to 551,373.75 and 843,279.19 is: 1,289,723.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,373.75 : 843,279.19 = 843,279.19 : x
  2. Step 2: Convert to fraction form
    551,373.75/843,279.19 = 843,279.19/x
  3. Step 3: Cross multiply
    551,373.75x = 843,279.19 × 843,279.19
  4. Step 4: Simplify right side
    551,373.75x = 711,119,788,070.66
  5. Step 5: Solve for x
    x = 711,119,788,070.66/551,373.75
  6. Step 6: Final answer
    x = 1,289,723.69

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These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.