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Finding the Third Proportional to 2,715,315.75 and 4,025,980.13

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Solution

The third proportional to 2,715,315.75 and 4,025,980.13 is: 5,969,293.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,715,315.75 : 4,025,980.13 = 4,025,980.13 : x
  2. Step 2: Convert to fraction form
    2,715,315.75/4,025,980.13 = 4,025,980.13/x
  3. Step 3: Cross multiply
    2,715,315.75x = 4,025,980.13 × 4,025,980.13
  4. Step 4: Simplify right side
    2,715,315.75x = 16,208,515,966,895.02
  5. Step 5: Solve for x
    x = 16,208,515,966,895.02/2,715,315.75
  6. Step 6: Final answer
    x = 5,969,293.25

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.