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Finding the Fourth Proportional to 366,563.62, 549,352.95 and 156,145.06

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Solution

The fourth proportional to 366,563.62, 549,352.95 and 156,145.06 is: 234,007.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,563.62 : 549,352.95 = 156,145.06 : x
  2. Step 2: Convert to fraction form
    366,563.62/549,352.95 = 156,145.06/x
  3. Step 3: Cross multiply
    366,563.62x = 549,352.95 × 156,145.06
  4. Step 4: Simplify right side
    366,563.62x = 85,778,749,338.93
  5. Step 5: Solve for x
    x = 85,778,749,338.93/366,563.62
  6. Step 6: Final answer
    x = 234,007.81

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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.