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Finding the Fourth Proportional to 652,232.20, 978,348.30 and 333,367.60

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Solution

The fourth proportional to 652,232.20, 978,348.30 and 333,367.60 is: 500,051.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,232.20 : 978,348.30 = 333,367.60 : x
  2. Step 2: Convert to fraction form
    652,232.20/978,348.30 = 333,367.60/x
  3. Step 3: Cross multiply
    652,232.20x = 978,348.30 × 333,367.60
  4. Step 4: Simplify right side
    652,232.20x = 326,149,624,735.08
  5. Step 5: Solve for x
    x = 326,149,624,735.08/652,232.20
  6. Step 6: Final answer
    x = 500,051.40

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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.