Home / 598,835.04-826,531.30-394,922.76

Finding the Fourth Proportional to 598,835.04, 826,531.30 and 394,922.76

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Solution

The fourth proportional to 598,835.04, 826,531.30 and 394,922.76 is: 545,085.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,835.04 : 826,531.30 = 394,922.76 : x
  2. Step 2: Convert to fraction form
    598,835.04/826,531.30 = 394,922.76/x
  3. Step 3: Cross multiply
    598,835.04x = 826,531.30 × 394,922.76
  4. Step 4: Simplify right side
    598,835.04x = 326,416,022,222.39
  5. Step 5: Solve for x
    x = 326,416,022,222.39/598,835.04
  6. Step 6: Final answer
    x = 545,085.04

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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.