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Finding the Fourth Proportional to 599,793.38, 899,830.74 and 410,342.94

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Solution

The fourth proportional to 599,793.38, 899,830.74 and 410,342.94 is: 615,610.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,793.38 : 899,830.74 = 410,342.94 : x
  2. Step 2: Convert to fraction form
    599,793.38/899,830.74 = 410,342.94/x
  3. Step 3: Cross multiply
    599,793.38x = 899,830.74 × 410,342.94
  4. Step 4: Simplify right side
    599,793.38x = 369,239,191,353.98
  5. Step 5: Solve for x
    x = 369,239,191,353.98/599,793.38
  6. Step 6: Final answer
    x = 615,610.65

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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.