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Finding the Third Proportional to 105,772 and 230,480

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Solution

The third proportional to 105,772 and 230,480 is: 502,222.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,772 : 230,480 = 230,480 : x
  2. Step 2: Convert to fraction form
    105,772/230,480 = 230,480/x
  3. Step 3: Cross multiply
    105,772x = 230,480 × 230,480
  4. Step 4: Simplify right side
    105,772x = 53,121,030,400
  5. Step 5: Solve for x
    x = 53,121,030,400/105,772
  6. Step 6: Final answer
    x = 502,222.05

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.