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Finding the Fourth Proportional to 424,200.95, 585,400.67 and 230,608.62

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Solution

The fourth proportional to 424,200.95, 585,400.67 and 230,608.62 is: 318,241.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,200.95 : 585,400.67 = 230,608.62 : x
  2. Step 2: Convert to fraction form
    424,200.95/585,400.67 = 230,608.62/x
  3. Step 3: Cross multiply
    424,200.95x = 585,400.67 × 230,608.62
  4. Step 4: Simplify right side
    424,200.95x = 134,998,440,367.52
  5. Step 5: Solve for x
    x = 134,998,440,367.52/424,200.95
  6. Step 6: Final answer
    x = 318,241.72

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1.5x scale

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.