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Finding the Third Proportional to 124,280,284 and 186,420,401

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Solution

The third proportional to 124,280,284 and 186,420,401 is: 279,630,564.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,280,284 : 186,420,401 = 186,420,401 : x
  2. Step 2: Convert to fraction form
    124,280,284/186,420,401 = 186,420,401/x
  3. Step 3: Cross multiply
    124,280,284x = 186,420,401 × 186,420,401
  4. Step 4: Simplify right side
    124,280,284x = 34,752,565,909,000,800
  5. Step 5: Solve for x
    x = 34,752,565,909,000,800/124,280,284
  6. Step 6: Final answer
    x = 279,630,564.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.