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Finding the Third Proportional to 111,714.75 and 243,501.75

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Solution

The third proportional to 111,714.75 and 243,501.75 is: 530,754.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,714.75 : 243,501.75 = 243,501.75 : x
  2. Step 2: Convert to fraction form
    111,714.75/243,501.75 = 243,501.75/x
  3. Step 3: Cross multiply
    111,714.75x = 243,501.75 × 243,501.75
  4. Step 4: Simplify right side
    111,714.75x = 59,293,102,253.06
  5. Step 5: Solve for x
    x = 59,293,102,253.06/111,714.75
  6. Step 6: Final answer
    x = 530,754.46

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.