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Finding the Third Proportional to 239,708 and 526,072

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Solution

The third proportional to 239,708 and 526,072 is: 1,154,536.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,708 : 526,072 = 526,072 : x
  2. Step 2: Convert to fraction form
    239,708/526,072 = 526,072/x
  3. Step 3: Cross multiply
    239,708x = 526,072 × 526,072
  4. Step 4: Simplify right side
    239,708x = 276,751,749,184
  5. Step 5: Solve for x
    x = 276,751,749,184/239,708
  6. Step 6: Final answer
    x = 1,154,536.97

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.