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Finding the Fourth Proportional to 482,868.93, 725,014.41 and 270,053.81

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Solution

The fourth proportional to 482,868.93, 725,014.41 and 270,053.81 is: 405,478.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,868.93 : 725,014.41 = 270,053.81 : x
  2. Step 2: Convert to fraction form
    482,868.93/725,014.41 = 270,053.81/x
  3. Step 3: Cross multiply
    482,868.93x = 725,014.41 × 270,053.81
  4. Step 4: Simplify right side
    482,868.93x = 195,792,900,100.33
  5. Step 5: Solve for x
    x = 195,792,900,100.33/482,868.93
  6. Step 6: Final answer
    x = 405,478.36

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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.