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Finding the Fourth Proportional to 302,297.60, 453,883.80 and 227,939.60

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Solution

The fourth proportional to 302,297.60, 453,883.80 and 227,939.60 is: 342,239.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,297.60 : 453,883.80 = 227,939.60 : x
  2. Step 2: Convert to fraction form
    302,297.60/453,883.80 = 227,939.60/x
  3. Step 3: Cross multiply
    302,297.60x = 453,883.80 × 227,939.60
  4. Step 4: Simplify right side
    302,297.60x = 103,458,091,818.48
  5. Step 5: Solve for x
    x = 103,458,091,818.48/302,297.60
  6. Step 6: Final answer
    x = 342,239.21

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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.