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Finding the Fourth Proportional to 304,351.61, 456,584.78 and 93,940.34

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Solution

The fourth proportional to 304,351.61, 456,584.78 and 93,940.34 is: 140,928.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,351.61 : 456,584.78 = 93,940.34 : x
  2. Step 2: Convert to fraction form
    304,351.61/456,584.78 = 93,940.34/x
  3. Step 3: Cross multiply
    304,351.61x = 456,584.78 × 93,940.34
  4. Step 4: Simplify right side
    304,351.61x = 42,891,727,423.95
  5. Step 5: Solve for x
    x = 42,891,727,423.95/304,351.61
  6. Step 6: Final answer
    x = 140,928.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.