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Finding the Fourth Proportional to 355,846.08, 533,950.14 and 156,114.66

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Solution

The fourth proportional to 355,846.08, 533,950.14 and 156,114.66 is: 234,251.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,846.08 : 533,950.14 = 156,114.66 : x
  2. Step 2: Convert to fraction form
    355,846.08/533,950.14 = 156,114.66/x
  3. Step 3: Cross multiply
    355,846.08x = 533,950.14 × 156,114.66
  4. Step 4: Simplify right side
    355,846.08x = 83,357,444,563.05
  5. Step 5: Solve for x
    x = 83,357,444,563.05/355,846.08
  6. Step 6: Final answer
    x = 234,251.41

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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.