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Finding the Third Proportional to 2,030.63 and 3,114.75

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Solution

The third proportional to 2,030.63 and 3,114.75 is: 4,777.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,030.63 : 3,114.75 = 3,114.75 : x
  2. Step 2: Convert to fraction form
    2,030.63/3,114.75 = 3,114.75/x
  3. Step 3: Cross multiply
    2,030.63x = 3,114.75 × 3,114.75
  4. Step 4: Simplify right side
    2,030.63x = 9,701,667.56
  5. Step 5: Solve for x
    x = 9,701,667.56/2,030.63
  6. Step 6: Final answer
    x = 4,777.68

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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.