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Finding the Fourth Proportional to 308,042.95, 462,108.22 and 94,828.65

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Solution

The fourth proportional to 308,042.95, 462,108.22 and 94,828.65 is: 142,256.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,042.95 : 462,108.22 = 94,828.65 : x
  2. Step 2: Convert to fraction form
    308,042.95/462,108.22 = 94,828.65/x
  3. Step 3: Cross multiply
    308,042.95x = 462,108.22 × 94,828.65
  4. Step 4: Simplify right side
    308,042.95x = 43,821,098,656.50
  5. Step 5: Solve for x
    x = 43,821,098,656.50/308,042.95
  6. Step 6: Final answer
    x = 142,256.46

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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.