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Finding the Fourth Proportional to 302,311.60, 453,904.80 and 227,953.60

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Solution

The fourth proportional to 302,311.60, 453,904.80 and 227,953.60 is: 342,260.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,311.60 : 453,904.80 = 227,953.60 : x
  2. Step 2: Convert to fraction form
    302,311.60/453,904.80 = 227,953.60/x
  3. Step 3: Cross multiply
    302,311.60x = 453,904.80 × 227,953.60
  4. Step 4: Simplify right side
    302,311.60x = 103,469,233,217.28
  5. Step 5: Solve for x
    x = 103,469,233,217.28/302,311.60
  6. Step 6: Final answer
    x = 342,260.22

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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.