Home / 328,837.07-453,870.99-192,914.69

Finding the Fourth Proportional to 328,837.07, 453,870.99 and 192,914.69

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Solution

The fourth proportional to 328,837.07, 453,870.99 and 192,914.69 is: 266,266.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,837.07 : 453,870.99 = 192,914.69 : x
  2. Step 2: Convert to fraction form
    328,837.07/453,870.99 = 192,914.69/x
  3. Step 3: Cross multiply
    328,837.07x = 453,870.99 × 192,914.69
  4. Step 4: Simplify right side
    328,837.07x = 87,558,379,066.49
  5. Step 5: Solve for x
    x = 87,558,379,066.49/328,837.07
  6. Step 6: Final answer
    x = 266,266.76

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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.