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Finding the Third Proportional to 3,240,562 and 6,979,724

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Solution

The third proportional to 3,240,562 and 6,979,724 is: 15,033,363.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240,562 : 6,979,724 = 6,979,724 : x
  2. Step 2: Convert to fraction form
    3,240,562/6,979,724 = 6,979,724/x
  3. Step 3: Cross multiply
    3,240,562x = 6,979,724 × 6,979,724
  4. Step 4: Simplify right side
    3,240,562x = 48,716,547,116,176
  5. Step 5: Solve for x
    x = 48,716,547,116,176/3,240,562
  6. Step 6: Final answer
    x = 15,033,363.69

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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.