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Finding the Fourth Proportional to 397,108.80, 595,605.60 and 116,596.80

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Solution

The fourth proportional to 397,108.80, 595,605.60 and 116,596.80 is: 174,878.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,108.80 : 595,605.60 = 116,596.80 : x
  2. Step 2: Convert to fraction form
    397,108.80/595,605.60 = 116,596.80/x
  3. Step 3: Cross multiply
    397,108.80x = 595,605.60 × 116,596.80
  4. Step 4: Simplify right side
    397,108.80x = 69,445,707,022.08
  5. Step 5: Solve for x
    x = 69,445,707,022.08/397,108.80
  6. Step 6: Final answer
    x = 174,878.29

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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.