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Finding the Fourth Proportional to 437,230.73, 603,379.67 and 253,504.96

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Solution

The fourth proportional to 437,230.73, 603,379.67 and 253,504.96 is: 349,837.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,230.73 : 603,379.67 = 253,504.96 : x
  2. Step 2: Convert to fraction form
    437,230.73/603,379.67 = 253,504.96/x
  3. Step 3: Cross multiply
    437,230.73x = 603,379.67 × 253,504.96
  4. Step 4: Simplify right side
    437,230.73x = 152,959,739,108.16
  5. Step 5: Solve for x
    x = 152,959,739,108.16/437,230.73
  6. Step 6: Final answer
    x = 349,837.58

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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.