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Finding the Third Proportional to 4,178,861 and 9,053,303

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Solution

The third proportional to 4,178,861 and 9,053,303 is: 19,613,549.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,178,861 : 9,053,303 = 9,053,303 : x
  2. Step 2: Convert to fraction form
    4,178,861/9,053,303 = 9,053,303/x
  3. Step 3: Cross multiply
    4,178,861x = 9,053,303 × 9,053,303
  4. Step 4: Simplify right side
    4,178,861x = 81,962,295,209,809
  5. Step 5: Solve for x
    x = 81,962,295,209,809/4,178,861
  6. Step 6: Final answer
    x = 19,613,549.05

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.