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Finding the Fourth Proportional to 299,576.07, 413,225.15 and 227,798.73

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Solution

The fourth proportional to 299,576.07, 413,225.15 and 227,798.73 is: 314,217.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,576.07 : 413,225.15 = 227,798.73 : x
  2. Step 2: Convert to fraction form
    299,576.07/413,225.15 = 227,798.73/x
  3. Step 3: Cross multiply
    299,576.07x = 413,225.15 × 227,798.73
  4. Step 4: Simplify right side
    299,576.07x = 94,132,163,235.07
  5. Step 5: Solve for x
    x = 94,132,163,235.07/299,576.07
  6. Step 6: Final answer
    x = 314,217.90

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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.