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Finding the Third Proportional to 7,670,090 and 16,403,974

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Solution

The third proportional to 7,670,090 and 16,403,974 is: 35,083,077.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,670,090 : 16,403,974 = 16,403,974 : x
  2. Step 2: Convert to fraction form
    7,670,090/16,403,974 = 16,403,974/x
  3. Step 3: Cross multiply
    7,670,090x = 16,403,974 × 16,403,974
  4. Step 4: Simplify right side
    7,670,090x = 269,090,362,992,676
  5. Step 5: Solve for x
    x = 269,090,362,992,676/7,670,090
  6. Step 6: Final answer
    x = 35,083,077.64

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.