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Finding the Third Proportional to 160,078 and 343,482

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Solution

The third proportional to 160,078 and 343,482 is: 737,014.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,078 : 343,482 = 343,482 : x
  2. Step 2: Convert to fraction form
    160,078/343,482 = 343,482/x
  3. Step 3: Cross multiply
    160,078x = 343,482 × 343,482
  4. Step 4: Simplify right side
    160,078x = 117,979,884,324
  5. Step 5: Solve for x
    x = 117,979,884,324/160,078
  6. Step 6: Final answer
    x = 737,014.98

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.