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Finding the Third Proportional to 265,922 and 579,460

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Solution

The third proportional to 265,922 and 579,460 is: 1,262,678.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,922 : 579,460 = 579,460 : x
  2. Step 2: Convert to fraction form
    265,922/579,460 = 579,460/x
  3. Step 3: Cross multiply
    265,922x = 579,460 × 579,460
  4. Step 4: Simplify right side
    265,922x = 335,773,891,600
  5. Step 5: Solve for x
    x = 335,773,891,600/265,922
  6. Step 6: Final answer
    x = 1,262,678.12

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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.