Home / 358,045.79-494,093.34-196,900.84

Finding the Fourth Proportional to 358,045.79, 494,093.34 and 196,900.84

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Solution

The fourth proportional to 358,045.79, 494,093.34 and 196,900.84 is: 271,717.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,045.79 : 494,093.34 = 196,900.84 : x
  2. Step 2: Convert to fraction form
    358,045.79/494,093.34 = 196,900.84/x
  3. Step 3: Cross multiply
    358,045.79x = 494,093.34 × 196,900.84
  4. Step 4: Simplify right side
    358,045.79x = 97,287,391,710.79
  5. Step 5: Solve for x
    x = 97,287,391,710.79/358,045.79
  6. Step 6: Final answer
    x = 271,717.74

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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.