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Finding the Fourth Proportional to 367,576.03, 507,281.84 and 206,440.57

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Solution

The fourth proportional to 367,576.03, 507,281.84 and 206,440.57 is: 284,903.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,576.03 : 507,281.84 = 206,440.57 : x
  2. Step 2: Convert to fraction form
    367,576.03/507,281.84 = 206,440.57/x
  3. Step 3: Cross multiply
    367,576.03x = 507,281.84 × 206,440.57
  4. Step 4: Simplify right side
    367,576.03x = 104,723,552,200.25
  5. Step 5: Solve for x
    x = 104,723,552,200.25/367,576.03
  6. Step 6: Final answer
    x = 284,903.10

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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.