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Finding the Fourth Proportional to 503,645.51, 755,523.62 and 166,563.37

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Solution

The fourth proportional to 503,645.51, 755,523.62 and 166,563.37 is: 249,863.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,645.51 : 755,523.62 = 166,563.37 : x
  2. Step 2: Convert to fraction form
    503,645.51/755,523.62 = 166,563.37/x
  3. Step 3: Cross multiply
    503,645.51x = 755,523.62 × 166,563.37
  4. Step 4: Simplify right side
    503,645.51x = 125,842,560,998.00
  5. Step 5: Solve for x
    x = 125,842,560,998.00/503,645.51
  6. Step 6: Final answer
    x = 249,863.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.