Home / 358,536.07-494,770.20-197,392.33

Finding the Fourth Proportional to 358,536.07, 494,770.20 and 197,392.33

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Solution

The fourth proportional to 358,536.07, 494,770.20 and 197,392.33 is: 272,396.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,536.07 : 494,770.20 = 197,392.33 : x
  2. Step 2: Convert to fraction form
    358,536.07/494,770.20 = 197,392.33/x
  3. Step 3: Cross multiply
    358,536.07x = 494,770.20 × 197,392.33
  4. Step 4: Simplify right side
    358,536.07x = 97,663,840,118.72
  5. Step 5: Solve for x
    x = 97,663,840,118.72/358,536.07
  6. Step 6: Final answer
    x = 272,396.14

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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.