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Finding the Fourth Proportional to 367,410.72, 550,602.90 and 198,567.12

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Solution

The fourth proportional to 367,410.72, 550,602.90 and 198,567.12 is: 297,573.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,410.72 : 550,602.90 = 198,567.12 : x
  2. Step 2: Convert to fraction form
    367,410.72/550,602.90 = 198,567.12/x
  3. Step 3: Cross multiply
    367,410.72x = 550,602.90 × 198,567.12
  4. Step 4: Simplify right side
    367,410.72x = 109,331,632,116.65
  5. Step 5: Solve for x
    x = 109,331,632,116.65/367,410.72
  6. Step 6: Final answer
    x = 297,573.33

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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.