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Finding the Fourth Proportional to 351,295.50, 484,655.49 and 230,503.44

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Solution

The fourth proportional to 351,295.50, 484,655.49 and 230,503.44 is: 318,007.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,295.50 : 484,655.49 = 230,503.44 : x
  2. Step 2: Convert to fraction form
    351,295.50/484,655.49 = 230,503.44/x
  3. Step 3: Cross multiply
    351,295.50x = 484,655.49 × 230,503.44
  4. Step 4: Simplify right side
    351,295.50x = 111,714,757,659.89
  5. Step 5: Solve for x
    x = 111,714,757,659.89/351,295.50
  6. Step 6: Final answer
    x = 318,007.94

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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.