Home / 358,084.16-494,146.56-196,955.68

Finding the Fourth Proportional to 358,084.16, 494,146.56 and 196,955.68

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Solution

The fourth proportional to 358,084.16, 494,146.56 and 196,955.68 is: 271,793.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,084.16 : 494,146.56 = 196,955.68 : x
  2. Step 2: Convert to fraction form
    358,084.16/494,146.56 = 196,955.68/x
  3. Step 3: Cross multiply
    358,084.16x = 494,146.56 × 196,955.68
  4. Step 4: Simplify right side
    358,084.16x = 97,324,971,744.46
  5. Step 5: Solve for x
    x = 97,324,971,744.46/358,084.16
  6. Step 6: Final answer
    x = 271,793.57

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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.