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Finding the Fourth Proportional to 249,750.20, 374,625.30 and 174,954.80

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Solution

The fourth proportional to 249,750.20, 374,625.30 and 174,954.80 is: 262,432.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,750.20 : 374,625.30 = 174,954.80 : x
  2. Step 2: Convert to fraction form
    249,750.20/374,625.30 = 174,954.80/x
  3. Step 3: Cross multiply
    249,750.20x = 374,625.30 × 174,954.80
  4. Step 4: Simplify right side
    249,750.20x = 65,542,494,436.44
  5. Step 5: Solve for x
    x = 65,542,494,436.44/249,750.20
  6. Step 6: Final answer
    x = 262,432.20

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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.