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Finding the Fourth Proportional to 544,879.65, 751,845.31 and 303,156.01

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Solution

The fourth proportional to 544,879.65, 751,845.31 and 303,156.01 is: 418,306.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,879.65 : 751,845.31 = 303,156.01 : x
  2. Step 2: Convert to fraction form
    544,879.65/751,845.31 = 303,156.01/x
  3. Step 3: Cross multiply
    544,879.65x = 751,845.31 × 303,156.01
  4. Step 4: Simplify right side
    544,879.65x = 227,926,424,316.81
  5. Step 5: Solve for x
    x = 227,926,424,316.81/544,879.65
  6. Step 6: Final answer
    x = 418,306.00

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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.