Home / 329,320.20-493,289.10-181,403.40

Finding the Fourth Proportional to 329,320.20, 493,289.10 and 181,403.40

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Solution

The fourth proportional to 329,320.20, 493,289.10 and 181,403.40 is: 271,724.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,320.20 : 493,289.10 = 181,403.40 : x
  2. Step 2: Convert to fraction form
    329,320.20/493,289.10 = 181,403.40/x
  3. Step 3: Cross multiply
    329,320.20x = 493,289.10 × 181,403.40
  4. Step 4: Simplify right side
    329,320.20x = 89,484,319,922.94
  5. Step 5: Solve for x
    x = 89,484,319,922.94/329,320.20
  6. Step 6: Final answer
    x = 271,724.36

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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.