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Finding the Fourth Proportional to 503,671.23, 755,325.41 and 166,649.67

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Solution

The fourth proportional to 503,671.23, 755,325.41 and 166,649.67 is: 249,914.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,671.23 : 755,325.41 = 166,649.67 : x
  2. Step 2: Convert to fraction form
    503,671.23/755,325.41 = 166,649.67/x
  3. Step 3: Cross multiply
    503,671.23x = 755,325.41 × 166,649.67
  4. Step 4: Simplify right side
    503,671.23x = 125,874,729,485.87
  5. Step 5: Solve for x
    x = 125,874,729,485.87/503,671.23
  6. Step 6: Final answer
    x = 249,914.47

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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.