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Finding the Third Proportional to 272,877,201 and 419,855,305.50

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Solution

The third proportional to 272,877,201 and 419,855,305.50 is: 645,999,288.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,877,201 : 419,855,305.50 = 419,855,305.50 : x
  2. Step 2: Convert to fraction form
    272,877,201/419,855,305.50 = 419,855,305.50/x
  3. Step 3: Cross multiply
    272,877,201x = 419,855,305.50 × 419,855,305.50
  4. Step 4: Simplify right side
    272,877,201x = 176,278,477,556,498,336
  5. Step 5: Solve for x
    x = 176,278,477,556,498,336/272,877,201
  6. Step 6: Final answer
    x = 645,999,288.00

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.