Home / 328,528.37-453,369.07-185,288.11

Finding the Fourth Proportional to 328,528.37, 453,369.07 and 185,288.11

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Solution

The fourth proportional to 328,528.37, 453,369.07 and 185,288.11 is: 255,697.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,528.37 : 453,369.07 = 185,288.11 : x
  2. Step 2: Convert to fraction form
    328,528.37/453,369.07 = 185,288.11/x
  3. Step 3: Cross multiply
    328,528.37x = 453,369.07 × 185,288.11
  4. Step 4: Simplify right side
    328,528.37x = 84,003,898,112.76
  5. Step 5: Solve for x
    x = 84,003,898,112.76/328,528.37
  6. Step 6: Final answer
    x = 255,697.55

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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.