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Finding the Third Proportional to 47,053 and 70,573

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Solution

The third proportional to 47,053 and 70,573 is: 105,849.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,053 : 70,573 = 70,573 : x
  2. Step 2: Convert to fraction form
    47,053/70,573 = 70,573/x
  3. Step 3: Cross multiply
    47,053x = 70,573 × 70,573
  4. Step 4: Simplify right side
    47,053x = 4,980,548,329
  5. Step 5: Solve for x
    x = 4,980,548,329/47,053
  6. Step 6: Final answer
    x = 105,849.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.