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Finding the Fourth Proportional to 355,581.60, 532,076.40 and 222,525.60

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Solution

The fourth proportional to 355,581.60, 532,076.40 and 222,525.60 is: 332,977.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,581.60 : 532,076.40 = 222,525.60 : x
  2. Step 2: Convert to fraction form
    355,581.60/532,076.40 = 222,525.60/x
  3. Step 3: Cross multiply
    355,581.60x = 532,076.40 × 222,525.60
  4. Step 4: Simplify right side
    355,581.60x = 118,400,620,155.84
  5. Step 5: Solve for x
    x = 118,400,620,155.84/355,581.60
  6. Step 6: Final answer
    x = 332,977.35

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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.