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Finding the Fourth Proportional to 501,550.04, 751,040.51 and 276,660.47

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Solution

The fourth proportional to 501,550.04, 751,040.51 and 276,660.47 is: 414,282.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,550.04 : 751,040.51 = 276,660.47 : x
  2. Step 2: Convert to fraction form
    501,550.04/751,040.51 = 276,660.47/x
  3. Step 3: Cross multiply
    501,550.04x = 751,040.51 × 276,660.47
  4. Step 4: Simplify right side
    501,550.04x = 207,783,215,347.14
  5. Step 5: Solve for x
    x = 207,783,215,347.14/501,550.04
  6. Step 6: Final answer
    x = 414,282.13

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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.