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Finding the Third Proportional to 8,876,312 and 19,119,904

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Solution

The third proportional to 8,876,312 and 19,119,904 is: 41,184,979.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,876,312 : 19,119,904 = 19,119,904 : x
  2. Step 2: Convert to fraction form
    8,876,312/19,119,904 = 19,119,904/x
  3. Step 3: Cross multiply
    8,876,312x = 19,119,904 × 19,119,904
  4. Step 4: Simplify right side
    8,876,312x = 365,570,728,969,216
  5. Step 5: Solve for x
    x = 365,570,728,969,216/8,876,312
  6. Step 6: Final answer
    x = 41,184,979.64

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.