Home / 328,887.03-453,864.56-177,984.03

Finding the Fourth Proportional to 328,887.03, 453,864.56 and 177,984.03

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Solution

The fourth proportional to 328,887.03, 453,864.56 and 177,984.03 is: 245,618.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,887.03 : 453,864.56 = 177,984.03 : x
  2. Step 2: Convert to fraction form
    328,887.03/453,864.56 = 177,984.03/x
  3. Step 3: Cross multiply
    328,887.03x = 453,864.56 × 177,984.03
  4. Step 4: Simplify right side
    328,887.03x = 80,780,642,573.06
  5. Step 5: Solve for x
    x = 80,780,642,573.06/328,887.03
  6. Step 6: Final answer
    x = 245,618.21

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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.