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Finding the Fourth Proportional to 350,892.66, 484,220.94 and 197,928.62

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Solution

The fourth proportional to 350,892.66, 484,220.94 and 197,928.62 is: 273,135.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,892.66 : 484,220.94 = 197,928.62 : x
  2. Step 2: Convert to fraction form
    350,892.66/484,220.94 = 197,928.62/x
  3. Step 3: Cross multiply
    350,892.66x = 484,220.94 × 197,928.62
  4. Step 4: Simplify right side
    350,892.66x = 95,841,180,008.20
  5. Step 5: Solve for x
    x = 95,841,180,008.20/350,892.66
  6. Step 6: Final answer
    x = 273,135.32

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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.