Home / 329,966.52-455,353.56-186,723.96

Finding the Fourth Proportional to 329,966.52, 455,353.56 and 186,723.96

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Solution

The fourth proportional to 329,966.52, 455,353.56 and 186,723.96 is: 257,678.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,966.52 : 455,353.56 = 186,723.96 : x
  2. Step 2: Convert to fraction form
    329,966.52/455,353.56 = 186,723.96/x
  3. Step 3: Cross multiply
    329,966.52x = 455,353.56 × 186,723.96
  4. Step 4: Simplify right side
    329,966.52x = 85,025,419,923.30
  5. Step 5: Solve for x
    x = 85,025,419,923.30/329,966.52
  6. Step 6: Final answer
    x = 257,678.93

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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.