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Finding the Fourth Proportional to 431,957.54, 595,823.86 and 262,191.67

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Solution

The fourth proportional to 431,957.54, 595,823.86 and 262,191.67 is: 361,656.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,957.54 : 595,823.86 = 262,191.67 : x
  2. Step 2: Convert to fraction form
    431,957.54/595,823.86 = 262,191.67/x
  3. Step 3: Cross multiply
    431,957.54x = 595,823.86 × 262,191.67
  4. Step 4: Simplify right side
    431,957.54x = 156,220,052,879.25
  5. Step 5: Solve for x
    x = 156,220,052,879.25/431,957.54
  6. Step 6: Final answer
    x = 361,656.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.