Home / 328,183.44-453,005.64-192,261.12

Finding the Fourth Proportional to 328,183.44, 453,005.64 and 192,261.12

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Solution

The fourth proportional to 328,183.44, 453,005.64 and 192,261.12 is: 265,386.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,183.44 : 453,005.64 = 192,261.12 : x
  2. Step 2: Convert to fraction form
    328,183.44/453,005.64 = 192,261.12/x
  3. Step 3: Cross multiply
    328,183.44x = 453,005.64 × 192,261.12
  4. Step 4: Simplify right side
    328,183.44x = 87,095,371,712.72
  5. Step 5: Solve for x
    x = 87,095,371,712.72/328,183.44
  6. Step 6: Final answer
    x = 265,386.25

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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.