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Finding the Third Proportional to 4,121,368 and 8,852,144

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Solution

The third proportional to 4,121,368 and 8,852,144 is: 19,013,214.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,121,368 : 8,852,144 = 8,852,144 : x
  2. Step 2: Convert to fraction form
    4,121,368/8,852,144 = 8,852,144/x
  3. Step 3: Cross multiply
    4,121,368x = 8,852,144 × 8,852,144
  4. Step 4: Simplify right side
    4,121,368x = 78,360,453,396,736
  5. Step 5: Solve for x
    x = 78,360,453,396,736/4,121,368
  6. Step 6: Final answer
    x = 19,013,214.40

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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.