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Finding the Fourth Proportional to 336,346.03, 504,520.88 and 87,028.03

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Solution

The fourth proportional to 336,346.03, 504,520.88 and 87,028.03 is: 130,542.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,346.03 : 504,520.88 = 87,028.03 : x
  2. Step 2: Convert to fraction form
    336,346.03/504,520.88 = 87,028.03/x
  3. Step 3: Cross multiply
    336,346.03x = 504,520.88 × 87,028.03
  4. Step 4: Simplify right side
    336,346.03x = 43,907,458,475.78
  5. Step 5: Solve for x
    x = 43,907,458,475.78/336,346.03
  6. Step 6: Final answer
    x = 130,542.52

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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.