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Finding the Third Proportional to 3,065.50 and 4,714.29

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Solution

The third proportional to 3,065.50 and 4,714.29 is: 7,249.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,065.50 : 4,714.29 = 4,714.29 : x
  2. Step 2: Convert to fraction form
    3,065.50/4,714.29 = 4,714.29/x
  3. Step 3: Cross multiply
    3,065.50x = 4,714.29 × 4,714.29
  4. Step 4: Simplify right side
    3,065.50x = 22,224,576.61
  5. Step 5: Solve for x
    x = 22,224,576.61/3,065.50
  6. Step 6: Final answer
    x = 7,249.90

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.