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Finding the Third Proportional to 178,132 and 284,046

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Solution

The third proportional to 178,132 and 284,046 is: 452,934.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,132 : 284,046 = 284,046 : x
  2. Step 2: Convert to fraction form
    178,132/284,046 = 284,046/x
  3. Step 3: Cross multiply
    178,132x = 284,046 × 284,046
  4. Step 4: Simplify right side
    178,132x = 80,682,130,116
  5. Step 5: Solve for x
    x = 80,682,130,116/178,132
  6. Step 6: Final answer
    x = 452,934.51

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.