Home / 302,374.20-453,609.30-102,713.40

Finding the Fourth Proportional to 302,374.20, 453,609.30 and 102,713.40

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Solution

The fourth proportional to 302,374.20, 453,609.30 and 102,713.40 is: 154,086.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,374.20 : 453,609.30 = 102,713.40 : x
  2. Step 2: Convert to fraction form
    302,374.20/453,609.30 = 102,713.40/x
  3. Step 3: Cross multiply
    302,374.20x = 453,609.30 × 102,713.40
  4. Step 4: Simplify right side
    302,374.20x = 46,591,753,474.62
  5. Step 5: Solve for x
    x = 46,591,753,474.62/302,374.20
  6. Step 6: Final answer
    x = 154,086.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.