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Finding the Fourth Proportional to 483,661.80, 725,492.70 and 184,042.80

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Solution

The fourth proportional to 483,661.80, 725,492.70 and 184,042.80 is: 276,064.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,661.80 : 725,492.70 = 184,042.80 : x
  2. Step 2: Convert to fraction form
    483,661.80/725,492.70 = 184,042.80/x
  3. Step 3: Cross multiply
    483,661.80x = 725,492.70 × 184,042.80
  4. Step 4: Simplify right side
    483,661.80x = 133,521,707,887.56
  5. Step 5: Solve for x
    x = 133,521,707,887.56/483,661.80
  6. Step 6: Final answer
    x = 276,064.20

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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.