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Finding the Fourth Proportional to 232,325.20, 347,710.20 and 162,341.20

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Solution

The fourth proportional to 232,325.20, 347,710.20 and 162,341.20 is: 242,968.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,325.20 : 347,710.20 = 162,341.20 : x
  2. Step 2: Convert to fraction form
    232,325.20/347,710.20 = 162,341.20/x
  3. Step 3: Cross multiply
    232,325.20x = 347,710.20 × 162,341.20
  4. Step 4: Simplify right side
    232,325.20x = 56,447,691,120.24
  5. Step 5: Solve for x
    x = 56,447,691,120.24/232,325.20
  6. Step 6: Final answer
    x = 242,968.44

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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.