Home / 313,766.75-433,034.96-186,442.44

Finding the Fourth Proportional to 313,766.75, 433,034.96 and 186,442.44

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Solution

The fourth proportional to 313,766.75, 433,034.96 and 186,442.44 is: 257,312.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,766.75 : 433,034.96 = 186,442.44 : x
  2. Step 2: Convert to fraction form
    313,766.75/433,034.96 = 186,442.44/x
  3. Step 3: Cross multiply
    313,766.75x = 433,034.96 × 186,442.44
  4. Step 4: Simplify right side
    313,766.75x = 80,736,093,615.49
  5. Step 5: Solve for x
    x = 80,736,093,615.49/313,766.75
  6. Step 6: Final answer
    x = 257,312.46

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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.