Home / 328,927.86-453,916.98-192,935.75

Finding the Fourth Proportional to 328,927.86, 453,916.98 and 192,935.75

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Solution

The fourth proportional to 328,927.86, 453,916.98 and 192,935.75 is: 266,249.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,927.86 : 453,916.98 = 192,935.75 : x
  2. Step 2: Convert to fraction form
    328,927.86/453,916.98 = 192,935.75/x
  3. Step 3: Cross multiply
    328,927.86x = 453,916.98 × 192,935.75
  4. Step 4: Simplify right side
    328,927.86x = 87,576,810,704.45
  5. Step 5: Solve for x
    x = 87,576,810,704.45/328,927.86
  6. Step 6: Final answer
    x = 266,249.29

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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.