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Finding the Fourth Proportional to 300,693.06, 414,799.10 and 185,935.02

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Solution

The fourth proportional to 300,693.06, 414,799.10 and 185,935.02 is: 256,493.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,693.06 : 414,799.10 = 185,935.02 : x
  2. Step 2: Convert to fraction form
    300,693.06/414,799.10 = 185,935.02/x
  3. Step 3: Cross multiply
    300,693.06x = 414,799.10 × 185,935.02
  4. Step 4: Simplify right side
    300,693.06x = 77,125,678,954.48
  5. Step 5: Solve for x
    x = 77,125,678,954.48/300,693.06
  6. Step 6: Final answer
    x = 256,493.05

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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.