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Finding the Third Proportional to 223,630.50 and 447,078

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Solution

The third proportional to 223,630.50 and 447,078 is: 893,790.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,630.50 : 447,078 = 447,078 : x
  2. Step 2: Convert to fraction form
    223,630.50/447,078 = 447,078/x
  3. Step 3: Cross multiply
    223,630.50x = 447,078 × 447,078
  4. Step 4: Simplify right side
    223,630.50x = 199,878,738,084
  5. Step 5: Solve for x
    x = 199,878,738,084/223,630.50
  6. Step 6: Final answer
    x = 893,790.15

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Why These Related Problems?

These problems maintain the same ratio (2.00) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.