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Finding the Third Proportional to 132,970.50 and 284,620.50

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Solution

The third proportional to 132,970.50 and 284,620.50 is: 609,224.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,970.50 : 284,620.50 = 284,620.50 : x
  2. Step 2: Convert to fraction form
    132,970.50/284,620.50 = 284,620.50/x
  3. Step 3: Cross multiply
    132,970.50x = 284,620.50 × 284,620.50
  4. Step 4: Simplify right side
    132,970.50x = 81,008,829,020.25
  5. Step 5: Solve for x
    x = 81,008,829,020.25/132,970.50
  6. Step 6: Final answer
    x = 609,224.07

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.