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Finding the Fourth Proportional to 356,588.76, 492,090.20 and 195,453.84

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Solution

The fourth proportional to 356,588.76, 492,090.20 and 195,453.84 is: 269,725.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,588.76 : 492,090.20 = 195,453.84 : x
  2. Step 2: Convert to fraction form
    356,588.76/492,090.20 = 195,453.84/x
  3. Step 3: Cross multiply
    356,588.76x = 492,090.20 × 195,453.84
  4. Step 4: Simplify right side
    356,588.76x = 96,180,919,216.37
  5. Step 5: Solve for x
    x = 96,180,919,216.37/356,588.76
  6. Step 6: Final answer
    x = 269,725.04

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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.