Home / 358,145.12-494,246.54-197,006.96

Finding the Fourth Proportional to 358,145.12, 494,246.54 and 197,006.96

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Solution

The fourth proportional to 358,145.12, 494,246.54 and 197,006.96 is: 271,873.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,145.12 : 494,246.54 = 197,006.96 : x
  2. Step 2: Convert to fraction form
    358,145.12/494,246.54 = 197,006.96/x
  3. Step 3: Cross multiply
    358,145.12x = 494,246.54 × 197,006.96
  4. Step 4: Simplify right side
    358,145.12x = 97,370,008,335.92
  5. Step 5: Solve for x
    x = 97,370,008,335.92/358,145.12
  6. Step 6: Final answer
    x = 271,873.06

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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.