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Finding the Third Proportional to 471,617 and 1,018,276

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Solution

The third proportional to 471,617 and 1,018,276 is: 2,198,576.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,617 : 1,018,276 = 1,018,276 : x
  2. Step 2: Convert to fraction form
    471,617/1,018,276 = 1,018,276/x
  3. Step 3: Cross multiply
    471,617x = 1,018,276 × 1,018,276
  4. Step 4: Simplify right side
    471,617x = 1,036,886,012,176
  5. Step 5: Solve for x
    x = 1,036,886,012,176/471,617
  6. Step 6: Final answer
    x = 2,198,576.41

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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.