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Finding the Fourth Proportional to 592,313.42, 888,469.40 and 192,953.54

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Solution

The fourth proportional to 592,313.42, 888,469.40 and 192,953.54 is: 289,430.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,313.42 : 888,469.40 = 192,953.54 : x
  2. Step 2: Convert to fraction form
    592,313.42/888,469.40 = 192,953.54/x
  3. Step 3: Cross multiply
    592,313.42x = 888,469.40 × 192,953.54
  4. Step 4: Simplify right side
    592,313.42x = 171,433,315,911.68
  5. Step 5: Solve for x
    x = 171,433,315,911.68/592,313.42
  6. Step 6: Final answer
    x = 289,430.07

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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.