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Finding the Third Proportional to 194,035.50 and 424,143

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Solution

The third proportional to 194,035.50 and 424,143 is: 927,135.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,035.50 : 424,143 = 424,143 : x
  2. Step 2: Convert to fraction form
    194,035.50/424,143 = 424,143/x
  3. Step 3: Cross multiply
    194,035.50x = 424,143 × 424,143
  4. Step 4: Simplify right side
    194,035.50x = 179,897,284,449
  5. Step 5: Solve for x
    x = 179,897,284,449/194,035.50
  6. Step 6: Final answer
    x = 927,135.93

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.