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Finding the Third Proportional to 172,273,027.50 and 264,795,988.50

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Solution

The third proportional to 172,273,027.50 and 264,795,988.50 is: 407,010,409.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,273,027.50 : 264,795,988.50 = 264,795,988.50 : x
  2. Step 2: Convert to fraction form
    172,273,027.50/264,795,988.50 = 264,795,988.50/x
  3. Step 3: Cross multiply
    172,273,027.50x = 264,795,988.50 × 264,795,988.50
  4. Step 4: Simplify right side
    172,273,027.50x = 70,116,915,525,692,136
  5. Step 5: Solve for x
    x = 70,116,915,525,692,136/172,273,027.50
  6. Step 6: Final answer
    x = 407,010,409.83

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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.