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Finding the Third Proportional to 55,241,784 and 83,630,420

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Solution

The third proportional to 55,241,784 and 83,630,420 is: 126,607,916.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,241,784 : 83,630,420 = 83,630,420 : x
  2. Step 2: Convert to fraction form
    55,241,784/83,630,420 = 83,630,420/x
  3. Step 3: Cross multiply
    55,241,784x = 83,630,420 × 83,630,420
  4. Step 4: Simplify right side
    55,241,784x = 6,994,047,149,376,400
  5. Step 5: Solve for x
    x = 6,994,047,149,376,400/55,241,784
  6. Step 6: Final answer
    x = 126,607,916.02

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.