Home / 442,936.20-611,440.89-297,826.09

Finding the Fourth Proportional to 442,936.20, 611,440.89 and 297,826.09

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Solution

The fourth proportional to 442,936.20, 611,440.89 and 297,826.09 is: 411,127.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,936.20 : 611,440.89 = 297,826.09 : x
  2. Step 2: Convert to fraction form
    442,936.20/611,440.89 = 297,826.09/x
  3. Step 3: Cross multiply
    442,936.20x = 611,440.89 × 297,826.09
  4. Step 4: Simplify right side
    442,936.20x = 182,103,046,889.37
  5. Step 5: Solve for x
    x = 182,103,046,889.37/442,936.20
  6. Step 6: Final answer
    x = 411,127.04

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1.5x scale

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.