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Finding the Fourth Proportional to 194,977.40, 273,558.85 and 194,977.40

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Solution

The fourth proportional to 194,977.40, 273,558.85 and 194,977.40 is: 273,558.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,977.40 : 273,558.85 = 194,977.40 : x
  2. Step 2: Convert to fraction form
    194,977.40/273,558.85 = 194,977.40/x
  3. Step 3: Cross multiply
    194,977.40x = 273,558.85 × 194,977.40
  4. Step 4: Simplify right side
    194,977.40x = 53,337,793,319.99
  5. Step 5: Solve for x
    x = 53,337,793,319.99/194,977.40
  6. Step 6: Final answer
    x = 273,558.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.