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Finding the Third Proportional to 3,130,905 and 6,797,178

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Solution

The third proportional to 3,130,905 and 6,797,178 is: 14,756,637.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,130,905 : 6,797,178 = 6,797,178 : x
  2. Step 2: Convert to fraction form
    3,130,905/6,797,178 = 6,797,178/x
  3. Step 3: Cross multiply
    3,130,905x = 6,797,178 × 6,797,178
  4. Step 4: Simplify right side
    3,130,905x = 46,201,628,763,684
  5. Step 5: Solve for x
    x = 46,201,628,763,684/3,130,905
  6. Step 6: Final answer
    x = 14,756,637.06

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.