Home / 436,829.13-603,010.19-293,672.21

Finding the Fourth Proportional to 436,829.13, 603,010.19 and 293,672.21

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Solution

The fourth proportional to 436,829.13, 603,010.19 and 293,672.21 is: 405,392.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,829.13 : 603,010.19 = 293,672.21 : x
  2. Step 2: Convert to fraction form
    436,829.13/603,010.19 = 293,672.21/x
  3. Step 3: Cross multiply
    436,829.13x = 603,010.19 × 293,672.21
  4. Step 4: Simplify right side
    436,829.13x = 177,087,332,868.95
  5. Step 5: Solve for x
    x = 177,087,332,868.95/436,829.13
  6. Step 6: Final answer
    x = 405,392.68

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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.