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Finding the Third Proportional to 347,249 and 704,157

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Solution

The third proportional to 347,249 and 704,157 is: 1,427,900.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,249 : 704,157 = 704,157 : x
  2. Step 2: Convert to fraction form
    347,249/704,157 = 704,157/x
  3. Step 3: Cross multiply
    347,249x = 704,157 × 704,157
  4. Step 4: Simplify right side
    347,249x = 495,837,080,649
  5. Step 5: Solve for x
    x = 495,837,080,649/347,249
  6. Step 6: Final answer
    x = 1,427,900.67

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.