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Finding the Third Proportional to 1,966,618 and 4,279,327

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Solution

The third proportional to 1,966,618 and 4,279,327 is: 9,311,742.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,966,618 : 4,279,327 = 4,279,327 : x
  2. Step 2: Convert to fraction form
    1,966,618/4,279,327 = 4,279,327/x
  3. Step 3: Cross multiply
    1,966,618x = 4,279,327 × 4,279,327
  4. Step 4: Simplify right side
    1,966,618x = 18,312,639,572,929
  5. Step 5: Solve for x
    x = 18,312,639,572,929/1,966,618
  6. Step 6: Final answer
    x = 9,311,742.07

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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.