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Finding the Fourth Proportional to 532,198.72, 798,298.08 and 195,112

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Solution

The fourth proportional to 532,198.72, 798,298.08 and 195,112 is: 292,668

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,198.72 : 798,298.08 = 195,112 : x
  2. Step 2: Convert to fraction form
    532,198.72/798,298.08 = 195,112/x
  3. Step 3: Cross multiply
    532,198.72x = 798,298.08 × 195,112
  4. Step 4: Simplify right side
    532,198.72x = 155,757,534,984.96
  5. Step 5: Solve for x
    x = 155,757,534,984.96/532,198.72
  6. Step 6: Final answer
    x = 292,668

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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.