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Finding the Third Proportional to 237,928 and 368,972

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Solution

The third proportional to 237,928 and 368,972 is: 572,191.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,928 : 368,972 = 368,972 : x
  2. Step 2: Convert to fraction form
    237,928/368,972 = 368,972/x
  3. Step 3: Cross multiply
    237,928x = 368,972 × 368,972
  4. Step 4: Simplify right side
    237,928x = 136,140,336,784
  5. Step 5: Solve for x
    x = 136,140,336,784/237,928
  6. Step 6: Final answer
    x = 572,191.32

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.