Home / 330,826.20-496,239.30-241,661.40

Finding the Fourth Proportional to 330,826.20, 496,239.30 and 241,661.40

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Solution

The fourth proportional to 330,826.20, 496,239.30 and 241,661.40 is: 362,492.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,826.20 : 496,239.30 = 241,661.40 : x
  2. Step 2: Convert to fraction form
    330,826.20/496,239.30 = 241,661.40/x
  3. Step 3: Cross multiply
    330,826.20x = 496,239.30 × 241,661.40
  4. Step 4: Simplify right side
    330,826.20x = 119,921,883,973.02
  5. Step 5: Solve for x
    x = 119,921,883,973.02/330,826.20
  6. Step 6: Final answer
    x = 362,492.10

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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.