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Finding the Third Proportional to 163,609.88 and 240,028.31

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Solution

The third proportional to 163,609.88 and 240,028.31 is: 352,140.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,609.88 : 240,028.31 = 240,028.31 : x
  2. Step 2: Convert to fraction form
    163,609.88/240,028.31 = 240,028.31/x
  3. Step 3: Cross multiply
    163,609.88x = 240,028.31 × 240,028.31
  4. Step 4: Simplify right side
    163,609.88x = 57,613,590,801.60
  5. Step 5: Solve for x
    x = 57,613,590,801.60/163,609.88
  6. Step 6: Final answer
    x = 352,140.06

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.