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Finding the Fourth Proportional to 598,273.60, 896,200.80 and 372,942.40

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Solution

The fourth proportional to 598,273.60, 896,200.80 and 372,942.40 is: 558,659.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,273.60 : 896,200.80 = 372,942.40 : x
  2. Step 2: Convert to fraction form
    598,273.60/896,200.80 = 372,942.40/x
  3. Step 3: Cross multiply
    598,273.60x = 896,200.80 × 372,942.40
  4. Step 4: Simplify right side
    598,273.60x = 334,231,277,233.92
  5. Step 5: Solve for x
    x = 334,231,277,233.92/598,273.60
  6. Step 6: Final answer
    x = 558,659.58

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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.