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Finding the Fourth Proportional to 358,059.77, 494,112.61 and 196,914.80

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Solution

The fourth proportional to 358,059.77, 494,112.61 and 196,914.80 is: 271,737.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,059.77 : 494,112.61 = 196,914.80 : x
  2. Step 2: Convert to fraction form
    358,059.77/494,112.61 = 196,914.80/x
  3. Step 3: Cross multiply
    358,059.77x = 494,112.61 × 196,914.80
  4. Step 4: Simplify right side
    358,059.77x = 97,298,085,031.49
  5. Step 5: Solve for x
    x = 97,298,085,031.49/358,059.77
  6. Step 6: Final answer
    x = 271,737.00

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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.