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Finding the Fourth Proportional to 218,263.82, 327,395.12 and 60,492.42

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Solution

The fourth proportional to 218,263.82, 327,395.12 and 60,492.42 is: 90,738.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,263.82 : 327,395.12 = 60,492.42 : x
  2. Step 2: Convert to fraction form
    218,263.82/327,395.12 = 60,492.42/x
  3. Step 3: Cross multiply
    218,263.82x = 327,395.12 × 60,492.42
  4. Step 4: Simplify right side
    218,263.82x = 19,804,922,802.53
  5. Step 5: Solve for x
    x = 19,804,922,802.53/218,263.82
  6. Step 6: Final answer
    x = 90,738.46

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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.