Home / 268,946.80-403,420.20-174,943.60

Finding the Fourth Proportional to 268,946.80, 403,420.20 and 174,943.60

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Solution

The fourth proportional to 268,946.80, 403,420.20 and 174,943.60 is: 262,415.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,946.80 : 403,420.20 = 174,943.60 : x
  2. Step 2: Convert to fraction form
    268,946.80/403,420.20 = 174,943.60/x
  3. Step 3: Cross multiply
    268,946.80x = 403,420.20 × 174,943.60
  4. Step 4: Simplify right side
    268,946.80x = 70,575,782,100.72
  5. Step 5: Solve for x
    x = 70,575,782,100.72/268,946.80
  6. Step 6: Final answer
    x = 262,415.40

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1.5x scale

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.