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Finding the Fourth Proportional to 334,178.80, 501,268.20 and 293,500.60

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Solution

The fourth proportional to 334,178.80, 501,268.20 and 293,500.60 is: 440,250.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,178.80 : 501,268.20 = 293,500.60 : x
  2. Step 2: Convert to fraction form
    334,178.80/501,268.20 = 293,500.60/x
  3. Step 3: Cross multiply
    334,178.80x = 501,268.20 × 293,500.60
  4. Step 4: Simplify right side
    334,178.80x = 147,122,517,460.92
  5. Step 5: Solve for x
    x = 147,122,517,460.92/334,178.80
  6. Step 6: Final answer
    x = 440,250.90

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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.