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Finding the Fourth Proportional to 303,560.87, 418,903.14 and 167,592.04

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Solution

The fourth proportional to 303,560.87, 418,903.14 and 167,592.04 is: 231,271.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,560.87 : 418,903.14 = 167,592.04 : x
  2. Step 2: Convert to fraction form
    303,560.87/418,903.14 = 167,592.04/x
  3. Step 3: Cross multiply
    303,560.87x = 418,903.14 × 167,592.04
  4. Step 4: Simplify right side
    303,560.87x = 70,204,831,376.22
  5. Step 5: Solve for x
    x = 70,204,831,376.22/303,560.87
  6. Step 6: Final answer
    x = 231,271.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.