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Finding the Fourth Proportional to 503,907.12, 755,900.37 and 166,934.16

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Solution

The fourth proportional to 503,907.12, 755,900.37 and 166,934.16 is: 250,414.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,907.12 : 755,900.37 = 166,934.16 : x
  2. Step 2: Convert to fraction form
    503,907.12/755,900.37 = 166,934.16/x
  3. Step 3: Cross multiply
    503,907.12x = 755,900.37 × 166,934.16
  4. Step 4: Simplify right side
    503,907.12x = 126,185,593,309.64
  5. Step 5: Solve for x
    x = 126,185,593,309.64/503,907.12
  6. Step 6: Final answer
    x = 250,414.39

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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.