Home / 358,050.90-494,100.38-196,905.94

Finding the Fourth Proportional to 358,050.90, 494,100.38 and 196,905.94

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Solution

The fourth proportional to 358,050.90, 494,100.38 and 196,905.94 is: 271,724.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,050.90 : 494,100.38 = 196,905.94 : x
  2. Step 2: Convert to fraction form
    358,050.90/494,100.38 = 196,905.94/x
  3. Step 3: Cross multiply
    358,050.90x = 494,100.38 × 196,905.94
  4. Step 4: Simplify right side
    358,050.90x = 97,291,299,778.26
  5. Step 5: Solve for x
    x = 97,291,299,778.26/358,050.90
  6. Step 6: Final answer
    x = 271,724.77

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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.