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Finding the Third Proportional to 191,909,632 and 273,509,936

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Solution

The third proportional to 191,909,632 and 273,509,936 is: 389,806,828.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,909,632 : 273,509,936 = 273,509,936 : x
  2. Step 2: Convert to fraction form
    191,909,632/273,509,936 = 273,509,936/x
  3. Step 3: Cross multiply
    191,909,632x = 273,509,936 × 273,509,936
  4. Step 4: Simplify right side
    191,909,632x = 74,807,685,090,724,096
  5. Step 5: Solve for x
    x = 74,807,685,090,724,096/191,909,632
  6. Step 6: Final answer
    x = 389,806,828.93

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.