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Finding the Fourth Proportional to 264,387.57, 364,719.69 and 168,793.80

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Solution

The fourth proportional to 264,387.57, 364,719.69 and 168,793.80 is: 232,849.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,387.57 : 364,719.69 = 168,793.80 : x
  2. Step 2: Convert to fraction form
    264,387.57/364,719.69 = 168,793.80/x
  3. Step 3: Cross multiply
    264,387.57x = 364,719.69 × 168,793.80
  4. Step 4: Simplify right side
    264,387.57x = 61,562,422,409.92
  5. Step 5: Solve for x
    x = 61,562,422,409.92/264,387.57
  6. Step 6: Final answer
    x = 232,849.16

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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.