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Finding the Third Proportional to 19,212,178 and 29,716,044

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Solution

The third proportional to 19,212,178 and 29,716,044 is: 45,962,684.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,212,178 : 29,716,044 = 29,716,044 : x
  2. Step 2: Convert to fraction form
    19,212,178/29,716,044 = 29,716,044/x
  3. Step 3: Cross multiply
    19,212,178x = 29,716,044 × 29,716,044
  4. Step 4: Simplify right side
    19,212,178x = 883,043,271,009,936
  5. Step 5: Solve for x
    x = 883,043,271,009,936/19,212,178
  6. Step 6: Final answer
    x = 45,962,684.24

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.