Home / 330,827.89-496,293.75-141,289.22

Finding the Fourth Proportional to 330,827.89, 496,293.75 and 141,289.22

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Solution

The fourth proportional to 330,827.89, 496,293.75 and 141,289.22 is: 211,956.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,827.89 : 496,293.75 = 141,289.22 : x
  2. Step 2: Convert to fraction form
    330,827.89/496,293.75 = 141,289.22/x
  3. Step 3: Cross multiply
    330,827.89x = 496,293.75 × 141,289.22
  4. Step 4: Simplify right side
    330,827.89x = 70,120,956,828.38
  5. Step 5: Solve for x
    x = 70,120,956,828.38/330,827.89
  6. Step 6: Final answer
    x = 211,956.00

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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.