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Finding the Fourth Proportional to 328,293.52, 453,045.18 and 177,390.52

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Solution

The fourth proportional to 328,293.52, 453,045.18 and 177,390.52 is: 244,798.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,293.52 : 453,045.18 = 177,390.52 : x
  2. Step 2: Convert to fraction form
    328,293.52/453,045.18 = 177,390.52/x
  3. Step 3: Cross multiply
    328,293.52x = 453,045.18 × 177,390.52
  4. Step 4: Simplify right side
    328,293.52x = 80,365,920,063.69
  5. Step 5: Solve for x
    x = 80,365,920,063.69/328,293.52
  6. Step 6: Final answer
    x = 244,798.98

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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.