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Finding the Fourth Proportional to 341,317.60, 512,559.60 and 223,511.20

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Solution

The fourth proportional to 341,317.60, 512,559.60 and 223,511.20 is: 335,648.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,317.60 : 512,559.60 = 223,511.20 : x
  2. Step 2: Convert to fraction form
    341,317.60/512,559.60 = 223,511.20/x
  3. Step 3: Cross multiply
    341,317.60x = 512,559.60 × 223,511.20
  4. Step 4: Simplify right side
    341,317.60x = 114,562,811,267.52
  5. Step 5: Solve for x
    x = 114,562,811,267.52/341,317.60
  6. Step 6: Final answer
    x = 335,648.71

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1.5x scale

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.