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Finding the Fourth Proportional to 224,043.40, 336,065.10 and 210,910.60

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Solution

The fourth proportional to 224,043.40, 336,065.10 and 210,910.60 is: 316,365.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,043.40 : 336,065.10 = 210,910.60 : x
  2. Step 2: Convert to fraction form
    224,043.40/336,065.10 = 210,910.60/x
  3. Step 3: Cross multiply
    224,043.40x = 336,065.10 × 210,910.60
  4. Step 4: Simplify right side
    224,043.40x = 70,879,691,880.06
  5. Step 5: Solve for x
    x = 70,879,691,880.06/224,043.40
  6. Step 6: Final answer
    x = 316,365.90

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.