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Finding the Third Proportional to 7,238.50 and 15,053

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Solution

The third proportional to 7,238.50 and 15,053 is: 31,303.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,238.50 : 15,053 = 15,053 : x
  2. Step 2: Convert to fraction form
    7,238.50/15,053 = 15,053/x
  3. Step 3: Cross multiply
    7,238.50x = 15,053 × 15,053
  4. Step 4: Simplify right side
    7,238.50x = 226,592,809
  5. Step 5: Solve for x
    x = 226,592,809/7,238.50
  6. Step 6: Final answer
    x = 31,303.83

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.