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Finding the Third Proportional to 179,081.63 and 392,608.13

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Solution

The third proportional to 179,081.63 and 392,608.13 is: 860,731.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,081.63 : 392,608.13 = 392,608.13 : x
  2. Step 2: Convert to fraction form
    179,081.63/392,608.13 = 392,608.13/x
  3. Step 3: Cross multiply
    179,081.63x = 392,608.13 × 392,608.13
  4. Step 4: Simplify right side
    179,081.63x = 154,141,139,816.02
  5. Step 5: Solve for x
    x = 154,141,139,816.02/179,081.63
  6. Step 6: Final answer
    x = 860,731.19

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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.