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Finding the Fourth Proportional to 437,280.17, 655,773.54 and 167,345.37

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Solution

The fourth proportional to 437,280.17, 655,773.54 and 167,345.37 is: 250,961.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,280.17 : 655,773.54 = 167,345.37 : x
  2. Step 2: Convert to fraction form
    437,280.17/655,773.54 = 167,345.37/x
  3. Step 3: Cross multiply
    437,280.17x = 655,773.54 × 167,345.37
  4. Step 4: Simplify right side
    437,280.17x = 109,740,664,627.58
  5. Step 5: Solve for x
    x = 109,740,664,627.58/437,280.17
  6. Step 6: Final answer
    x = 250,961.90

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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.