Home / 328,535.37-453,378.72-185,295.12

Finding the Fourth Proportional to 328,535.37, 453,378.72 and 185,295.12

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Solution

The fourth proportional to 328,535.37, 453,378.72 and 185,295.12 is: 255,707.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,535.37 : 453,378.72 = 185,295.12 : x
  2. Step 2: Convert to fraction form
    328,535.37/453,378.72 = 185,295.12/x
  3. Step 3: Cross multiply
    328,535.37x = 453,378.72 × 185,295.12
  4. Step 4: Simplify right side
    328,535.37x = 84,008,864,327.85
  5. Step 5: Solve for x
    x = 84,008,864,327.85/328,535.37
  6. Step 6: Final answer
    x = 255,707.21

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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.