Home / 374,321.91-516,527.20-229,168.61

Finding the Fourth Proportional to 374,321.91, 516,527.20 and 229,168.61

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Solution

The fourth proportional to 374,321.91, 516,527.20 and 229,168.61 is: 316,230.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,321.91 : 516,527.20 = 229,168.61 : x
  2. Step 2: Convert to fraction form
    374,321.91/516,527.20 = 229,168.61/x
  3. Step 3: Cross multiply
    374,321.91x = 516,527.20 × 229,168.61
  4. Step 4: Simplify right side
    374,321.91x = 118,371,820,451.19
  5. Step 5: Solve for x
    x = 118,371,820,451.19/374,321.91
  6. Step 6: Final answer
    x = 316,230.01

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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.