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Finding the Third Proportional to 265,489 and 573,239

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Solution

The third proportional to 265,489 and 573,239 is: 1,237,727.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,489 : 573,239 = 573,239 : x
  2. Step 2: Convert to fraction form
    265,489/573,239 = 573,239/x
  3. Step 3: Cross multiply
    265,489x = 573,239 × 573,239
  4. Step 4: Simplify right side
    265,489x = 328,602,951,121
  5. Step 5: Solve for x
    x = 328,602,951,121/265,489
  6. Step 6: Final answer
    x = 1,237,727.18

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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.