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Finding the Third Proportional to 248,518,025 and 370,621,917.50

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Solution

The third proportional to 248,518,025 and 370,621,917.50 is: 552,718,885.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,518,025 : 370,621,917.50 = 370,621,917.50 : x
  2. Step 2: Convert to fraction form
    248,518,025/370,621,917.50 = 370,621,917.50/x
  3. Step 3: Cross multiply
    248,518,025x = 370,621,917.50 × 370,621,917.50
  4. Step 4: Simplify right side
    248,518,025x = 137,360,605,731,376,800
  5. Step 5: Solve for x
    x = 137,360,605,731,376,800/248,518,025
  6. Step 6: Final answer
    x = 552,718,885.21

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.