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Finding the Fourth Proportional to 329,999.36, 455,400.24 and 179,096.32

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Solution

The fourth proportional to 329,999.36, 455,400.24 and 179,096.32 is: 247,153.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,999.36 : 455,400.24 = 179,096.32 : x
  2. Step 2: Convert to fraction form
    329,999.36/455,400.24 = 179,096.32/x
  3. Step 3: Cross multiply
    329,999.36x = 455,400.24 × 179,096.32
  4. Step 4: Simplify right side
    329,999.36x = 81,560,507,111.12
  5. Step 5: Solve for x
    x = 81,560,507,111.12/329,999.36
  6. Step 6: Final answer
    x = 247,153.53

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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.