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Finding the Third Proportional to 2,718,130.50 and 3,264,340.50

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Solution

The third proportional to 2,718,130.50 and 3,264,340.50 is: 3,920,311.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,718,130.50 : 3,264,340.50 = 3,264,340.50 : x
  2. Step 2: Convert to fraction form
    2,718,130.50/3,264,340.50 = 3,264,340.50/x
  3. Step 3: Cross multiply
    2,718,130.50x = 3,264,340.50 × 3,264,340.50
  4. Step 4: Simplify right side
    2,718,130.50x = 10,655,918,899,940.25
  5. Step 5: Solve for x
    x = 10,655,918,899,940.25/2,718,130.50
  6. Step 6: Final answer
    x = 3,920,311.74

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Why These Related Problems?

These problems maintain the same ratio (1.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.