Home / 823,662.30-1,236,292.36-397,498.04

Finding the Fourth Proportional to 823,662.30, 1,236,292.36 and 397,498.04

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Solution

The fourth proportional to 823,662.30, 1,236,292.36 and 397,498.04 is: 596,632.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,662.30 : 1,236,292.36 = 397,498.04 : x
  2. Step 2: Convert to fraction form
    823,662.30/1,236,292.36 = 397,498.04/x
  3. Step 3: Cross multiply
    823,662.30x = 1,236,292.36 × 397,498.04
  4. Step 4: Simplify right side
    823,662.30x = 491,423,789,966.97
  5. Step 5: Solve for x
    x = 491,423,789,966.97/823,662.30
  6. Step 6: Final answer
    x = 596,632.61

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1.5x scale

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.