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Finding the Fourth Proportional to 367,299.66, 550,884.96 and 100,995.96

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Solution

The fourth proportional to 367,299.66, 550,884.96 and 100,995.96 is: 151,476.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,299.66 : 550,884.96 = 100,995.96 : x
  2. Step 2: Convert to fraction form
    367,299.66/550,884.96 = 100,995.96/x
  3. Step 3: Cross multiply
    367,299.66x = 550,884.96 × 100,995.96
  4. Step 4: Simplify right side
    367,299.66x = 55,637,155,384.76
  5. Step 5: Solve for x
    x = 55,637,155,384.76/367,299.66
  6. Step 6: Final answer
    x = 151,476.20

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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.