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Finding the Fourth Proportional to 295,684.60, 443,526.90 and 108,671.80

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Solution

The fourth proportional to 295,684.60, 443,526.90 and 108,671.80 is: 163,007.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,684.60 : 443,526.90 = 108,671.80 : x
  2. Step 2: Convert to fraction form
    295,684.60/443,526.90 = 108,671.80/x
  3. Step 3: Cross multiply
    295,684.60x = 443,526.90 × 108,671.80
  4. Step 4: Simplify right side
    295,684.60x = 48,198,866,571.42
  5. Step 5: Solve for x
    x = 48,198,866,571.42/295,684.60
  6. Step 6: Final answer
    x = 163,007.70

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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.