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Finding the Third Proportional to 199,700.44 and 434,666.25

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Solution

The third proportional to 199,700.44 and 434,666.25 is: 946,090.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,700.44 : 434,666.25 = 434,666.25 : x
  2. Step 2: Convert to fraction form
    199,700.44/434,666.25 = 434,666.25/x
  3. Step 3: Cross multiply
    199,700.44x = 434,666.25 × 434,666.25
  4. Step 4: Simplify right side
    199,700.44x = 188,934,748,889.06
  5. Step 5: Solve for x
    x = 188,934,748,889.06/199,700.44
  6. Step 6: Final answer
    x = 946,090.81

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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.