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Finding the Fourth Proportional to 481,352.49, 722,250 and 181,937.07

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Solution

The fourth proportional to 481,352.49, 722,250 and 181,937.07 is: 272,989.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,352.49 : 722,250 = 181,937.07 : x
  2. Step 2: Convert to fraction form
    481,352.49/722,250 = 181,937.07/x
  3. Step 3: Cross multiply
    481,352.49x = 722,250 × 181,937.07
  4. Step 4: Simplify right side
    481,352.49x = 131,404,048,807.50
  5. Step 5: Solve for x
    x = 131,404,048,807.50/481,352.49
  6. Step 6: Final answer
    x = 272,989.24

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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.