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Finding the Fourth Proportional to 194,352.01, 268,214.07 and 108,311.11

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Solution

The fourth proportional to 194,352.01, 268,214.07 and 108,311.11 is: 149,473.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,352.01 : 268,214.07 = 108,311.11 : x
  2. Step 2: Convert to fraction form
    194,352.01/268,214.07 = 108,311.11/x
  3. Step 3: Cross multiply
    194,352.01x = 268,214.07 × 108,311.11
  4. Step 4: Simplify right side
    194,352.01x = 29,050,563,639.32
  5. Step 5: Solve for x
    x = 29,050,563,639.32/194,352.01
  6. Step 6: Final answer
    x = 149,473.96

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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.