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Finding the Third Proportional to 245,874 and 531,114

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Solution

The third proportional to 245,874 and 531,114 is: 1,147,262.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,874 : 531,114 = 531,114 : x
  2. Step 2: Convert to fraction form
    245,874/531,114 = 531,114/x
  3. Step 3: Cross multiply
    245,874x = 531,114 × 531,114
  4. Step 4: Simplify right side
    245,874x = 282,082,080,996
  5. Step 5: Solve for x
    x = 282,082,080,996/245,874
  6. Step 6: Final answer
    x = 1,147,262.75

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.