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Finding the Fourth Proportional to 483,400.56, 725,101.11 and 183,811.98

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Solution

The fourth proportional to 483,400.56, 725,101.11 and 183,811.98 is: 275,718.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,400.56 : 725,101.11 = 183,811.98 : x
  2. Step 2: Convert to fraction form
    483,400.56/725,101.11 = 183,811.98/x
  3. Step 3: Cross multiply
    483,400.56x = 725,101.11 × 183,811.98
  4. Step 4: Simplify right side
    483,400.56x = 133,282,270,729.30
  5. Step 5: Solve for x
    x = 133,282,270,729.30/483,400.56
  6. Step 6: Final answer
    x = 275,718.07

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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.