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Finding the Fourth Proportional to 482,538.80, 723,983.70 and 167,027.60

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Solution

The fourth proportional to 482,538.80, 723,983.70 and 167,027.60 is: 250,602.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,538.80 : 723,983.70 = 167,027.60 : x
  2. Step 2: Convert to fraction form
    482,538.80/723,983.70 = 167,027.60/x
  3. Step 3: Cross multiply
    482,538.80x = 723,983.70 × 167,027.60
  4. Step 4: Simplify right side
    482,538.80x = 120,925,259,850.12
  5. Step 5: Solve for x
    x = 120,925,259,850.12/482,538.80
  6. Step 6: Final answer
    x = 250,602.15

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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.