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Finding the Fourth Proportional to 362,933.40, 544,400.10 and 305,196.60

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Solution

The fourth proportional to 362,933.40, 544,400.10 and 305,196.60 is: 457,794.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,933.40 : 544,400.10 = 305,196.60 : x
  2. Step 2: Convert to fraction form
    362,933.40/544,400.10 = 305,196.60/x
  3. Step 3: Cross multiply
    362,933.40x = 544,400.10 × 305,196.60
  4. Step 4: Simplify right side
    362,933.40x = 166,149,059,559.66
  5. Step 5: Solve for x
    x = 166,149,059,559.66/362,933.40
  6. Step 6: Final answer
    x = 457,794.90

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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.