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Finding the Third Proportional to 772,515 and 1,181,749.50

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Solution

The third proportional to 772,515 and 1,181,749.50 is: 1,807,773.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,515 : 1,181,749.50 = 1,181,749.50 : x
  2. Step 2: Convert to fraction form
    772,515/1,181,749.50 = 1,181,749.50/x
  3. Step 3: Cross multiply
    772,515x = 1,181,749.50 × 1,181,749.50
  4. Step 4: Simplify right side
    772,515x = 1,396,531,880,750.25
  5. Step 5: Solve for x
    x = 1,396,531,880,750.25/772,515
  6. Step 6: Final answer
    x = 1,807,773.16

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Why These Related Problems?

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