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Finding the Fourth Proportional to 424,173.62, 585,370.78 and 233,191.82

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Solution

The fourth proportional to 424,173.62, 585,370.78 and 233,191.82 is: 321,810.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,173.62 : 585,370.78 = 233,191.82 : x
  2. Step 2: Convert to fraction form
    424,173.62/585,370.78 = 233,191.82/x
  3. Step 3: Cross multiply
    424,173.62x = 585,370.78 × 233,191.82
  4. Step 4: Simplify right side
    424,173.62x = 136,503,677,563.02
  5. Step 5: Solve for x
    x = 136,503,677,563.02/424,173.62
  6. Step 6: Final answer
    x = 321,810.86

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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.