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Finding the Third Proportional to 1,628,745 and 3,509,935

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Solution

The third proportional to 1,628,745 and 3,509,935 is: 7,563,887.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,745 : 3,509,935 = 3,509,935 : x
  2. Step 2: Convert to fraction form
    1,628,745/3,509,935 = 3,509,935/x
  3. Step 3: Cross multiply
    1,628,745x = 3,509,935 × 3,509,935
  4. Step 4: Simplify right side
    1,628,745x = 12,319,643,704,225
  5. Step 5: Solve for x
    x = 12,319,643,704,225/1,628,745
  6. Step 6: Final answer
    x = 7,563,887.35

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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.