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Finding the Fourth Proportional to 366,205.77, 549,387 and 113,480.64

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Solution

The fourth proportional to 366,205.77, 549,387 and 113,480.64 is: 170,245.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,205.77 : 549,387 = 113,480.64 : x
  2. Step 2: Convert to fraction form
    366,205.77/549,387 = 113,480.64/x
  3. Step 3: Cross multiply
    366,205.77x = 549,387 × 113,480.64
  4. Step 4: Simplify right side
    366,205.77x = 62,344,788,367.68
  5. Step 5: Solve for x
    x = 62,344,788,367.68/366,205.77
  6. Step 6: Final answer
    x = 170,245.24

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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.