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Finding the Third Proportional to 190,341 and 423,237

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Solution

The third proportional to 190,341 and 423,237 is: 941,098.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,341 : 423,237 = 423,237 : x
  2. Step 2: Convert to fraction form
    190,341/423,237 = 423,237/x
  3. Step 3: Cross multiply
    190,341x = 423,237 × 423,237
  4. Step 4: Simplify right side
    190,341x = 179,129,558,169
  5. Step 5: Solve for x
    x = 179,129,558,169/190,341
  6. Step 6: Final answer
    x = 941,098.12

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.