Home / 357,731.74-493,562.14-214,439.50

Finding the Fourth Proportional to 357,731.74, 493,562.14 and 214,439.50

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Solution

The fourth proportional to 357,731.74, 493,562.14 and 214,439.50 is: 295,861.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,731.74 : 493,562.14 = 214,439.50 : x
  2. Step 2: Convert to fraction form
    357,731.74/493,562.14 = 214,439.50/x
  3. Step 3: Cross multiply
    357,731.74x = 493,562.14 × 214,439.50
  4. Step 4: Simplify right side
    357,731.74x = 105,839,218,520.53
  5. Step 5: Solve for x
    x = 105,839,218,520.53/357,731.74
  6. Step 6: Final answer
    x = 295,861.97

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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.