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Finding the Fourth Proportional to 506,063.92, 698,091.73 and 324,573.88

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Solution

The fourth proportional to 506,063.92, 698,091.73 and 324,573.88 is: 447,734.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,063.92 : 698,091.73 = 324,573.88 : x
  2. Step 2: Convert to fraction form
    506,063.92/698,091.73 = 324,573.88/x
  3. Step 3: Cross multiply
    506,063.92x = 698,091.73 × 324,573.88
  4. Step 4: Simplify right side
    506,063.92x = 226,582,341,402.01
  5. Step 5: Solve for x
    x = 226,582,341,402.01/506,063.92
  6. Step 6: Final answer
    x = 447,734.63

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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.