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Finding the Third Proportional to 75,423,984 and 115,328,994

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Solution

The third proportional to 75,423,984 and 115,328,994 is: 176,346,781.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,423,984 : 115,328,994 = 115,328,994 : x
  2. Step 2: Convert to fraction form
    75,423,984/115,328,994 = 115,328,994/x
  3. Step 3: Cross multiply
    75,423,984x = 115,328,994 × 115,328,994
  4. Step 4: Simplify right side
    75,423,984x = 13,300,776,857,052,036
  5. Step 5: Solve for x
    x = 13,300,776,857,052,036/75,423,984
  6. Step 6: Final answer
    x = 176,346,781.91

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.