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Finding the Third Proportional to 193,506.75 and 455,303.25

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Solution

The third proportional to 193,506.75 and 455,303.25 is: 1,071,285.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,506.75 : 455,303.25 = 455,303.25 : x
  2. Step 2: Convert to fraction form
    193,506.75/455,303.25 = 455,303.25/x
  3. Step 3: Cross multiply
    193,506.75x = 455,303.25 × 455,303.25
  4. Step 4: Simplify right side
    193,506.75x = 207,301,049,460.56
  5. Step 5: Solve for x
    x = 207,301,049,460.56/193,506.75
  6. Step 6: Final answer
    x = 1,071,285.88

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Why These Related Problems?

These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.