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Finding the Fourth Proportional to 355,583.60, 532,079.40 and 222,527.60

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Solution

The fourth proportional to 355,583.60, 532,079.40 and 222,527.60 is: 332,980.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,583.60 : 532,079.40 = 222,527.60 : x
  2. Step 2: Convert to fraction form
    355,583.60/532,079.40 = 222,527.60/x
  3. Step 3: Cross multiply
    355,583.60x = 532,079.40 × 222,527.60
  4. Step 4: Simplify right side
    355,583.60x = 118,402,351,891.44
  5. Step 5: Solve for x
    x = 118,402,351,891.44/355,583.60
  6. Step 6: Final answer
    x = 332,980.35

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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.