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Finding the Fourth Proportional to 328,293.02, 453,044.49 and 177,390.02

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Solution

The fourth proportional to 328,293.02, 453,044.49 and 177,390.02 is: 244,798.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,293.02 : 453,044.49 = 177,390.02 : x
  2. Step 2: Convert to fraction form
    328,293.02/453,044.49 = 177,390.02/x
  3. Step 3: Cross multiply
    328,293.02x = 453,044.49 × 177,390.02
  4. Step 4: Simplify right side
    328,293.02x = 80,365,571,141.99
  5. Step 5: Solve for x
    x = 80,365,571,141.99/328,293.02
  6. Step 6: Final answer
    x = 244,798.29

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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.