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Finding the Third Proportional to 2,979,360 and 6,316,218

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Solution

The third proportional to 2,979,360 and 6,316,218 is: 13,390,328.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,979,360 : 6,316,218 = 6,316,218 : x
  2. Step 2: Convert to fraction form
    2,979,360/6,316,218 = 6,316,218/x
  3. Step 3: Cross multiply
    2,979,360x = 6,316,218 × 6,316,218
  4. Step 4: Simplify right side
    2,979,360x = 39,894,609,823,524
  5. Step 5: Solve for x
    x = 39,894,609,823,524/2,979,360
  6. Step 6: Final answer
    x = 13,390,328.74

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.