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Finding the Fourth Proportional to 336,114.60, 504,026.10 and 111,388.20

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Solution

The fourth proportional to 336,114.60, 504,026.10 and 111,388.20 is: 167,033.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,114.60 : 504,026.10 = 111,388.20 : x
  2. Step 2: Convert to fraction form
    336,114.60/504,026.10 = 111,388.20/x
  3. Step 3: Cross multiply
    336,114.60x = 504,026.10 × 111,388.20
  4. Step 4: Simplify right side
    336,114.60x = 56,142,560,032.02
  5. Step 5: Solve for x
    x = 56,142,560,032.02/336,114.60
  6. Step 6: Final answer
    x = 167,033.98

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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.