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Finding the Fourth Proportional to 295,483.47, 443,268.93 and 108,480.39

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Solution

The fourth proportional to 295,483.47, 443,268.93 and 108,480.39 is: 162,736.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,483.47 : 443,268.93 = 108,480.39 : x
  2. Step 2: Convert to fraction form
    295,483.47/443,268.93 = 108,480.39/x
  3. Step 3: Cross multiply
    295,483.47x = 443,268.93 × 108,480.39
  4. Step 4: Simplify right side
    295,483.47x = 48,085,986,401.28
  5. Step 5: Solve for x
    x = 48,085,986,401.28/295,483.47
  6. Step 6: Final answer
    x = 162,736.64

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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.