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Finding the Third Proportional to 55,374,005 and 85,963,242

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Solution

The third proportional to 55,374,005 and 85,963,242 is: 133,450,325.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,374,005 : 85,963,242 = 85,963,242 : x
  2. Step 2: Convert to fraction form
    55,374,005/85,963,242 = 85,963,242/x
  3. Step 3: Cross multiply
    55,374,005x = 85,963,242 × 85,963,242
  4. Step 4: Simplify right side
    55,374,005x = 7,389,678,975,150,564
  5. Step 5: Solve for x
    x = 7,389,678,975,150,564/55,374,005
  6. Step 6: Final answer
    x = 133,450,325.20

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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.