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Finding the Third Proportional to 190,099 and 284,577.50

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Solution

The third proportional to 190,099 and 284,577.50 is: 426,011.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,099 : 284,577.50 = 284,577.50 : x
  2. Step 2: Convert to fraction form
    190,099/284,577.50 = 284,577.50/x
  3. Step 3: Cross multiply
    190,099x = 284,577.50 × 284,577.50
  4. Step 4: Simplify right side
    190,099x = 80,984,353,506.25
  5. Step 5: Solve for x
    x = 80,984,353,506.25/190,099
  6. Step 6: Final answer
    x = 426,011.47

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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.