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Finding the Fourth Proportional to 323,571.64, 446,529.56 and 180,328.80

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Solution

The fourth proportional to 323,571.64, 446,529.56 and 180,328.80 is: 248,854.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,571.64 : 446,529.56 = 180,328.80 : x
  2. Step 2: Convert to fraction form
    323,571.64/446,529.56 = 180,328.80/x
  3. Step 3: Cross multiply
    323,571.64x = 446,529.56 × 180,328.80
  4. Step 4: Simplify right side
    323,571.64x = 80,522,139,719.33
  5. Step 5: Solve for x
    x = 80,522,139,719.33/323,571.64
  6. Step 6: Final answer
    x = 248,854.13

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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.