Home / 443,766.04-612,440-262,536.24

Finding the Fourth Proportional to 443,766.04, 612,440 and 262,536.24

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Solution

The fourth proportional to 443,766.04, 612,440 and 262,536.24 is: 362,325.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,766.04 : 612,440 = 262,536.24 : x
  2. Step 2: Convert to fraction form
    443,766.04/612,440 = 262,536.24/x
  3. Step 3: Cross multiply
    443,766.04x = 612,440 × 262,536.24
  4. Step 4: Simplify right side
    443,766.04x = 160,787,694,825.60
  5. Step 5: Solve for x
    x = 160,787,694,825.60/443,766.04
  6. Step 6: Final answer
    x = 362,325.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.