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Finding the Fourth Proportional to 431,608.37, 595,605.83 and 238,024.22

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Solution

The fourth proportional to 431,608.37, 595,605.83 and 238,024.22 is: 328,465.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,608.37 : 595,605.83 = 238,024.22 : x
  2. Step 2: Convert to fraction form
    431,608.37/595,605.83 = 238,024.22/x
  3. Step 3: Cross multiply
    431,608.37x = 595,605.83 × 238,024.22
  4. Step 4: Simplify right side
    431,608.37x = 141,768,608,945.05
  5. Step 5: Solve for x
    x = 141,768,608,945.05/431,608.37
  6. Step 6: Final answer
    x = 328,465.85

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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.