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Finding the Fourth Proportional to 656,226.52, 983,571.90 and 301,274.80

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Solution

The fourth proportional to 656,226.52, 983,571.90 and 301,274.80 is: 451,559.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,226.52 : 983,571.90 = 301,274.80 : x
  2. Step 2: Convert to fraction form
    656,226.52/983,571.90 = 301,274.80/x
  3. Step 3: Cross multiply
    656,226.52x = 983,571.90 × 301,274.80
  4. Step 4: Simplify right side
    656,226.52x = 296,325,427,458.12
  5. Step 5: Solve for x
    x = 296,325,427,458.12/656,226.52
  6. Step 6: Final answer
    x = 451,559.66

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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.