Home / 538,503.93-743,106.56-296,738.37

Finding the Fourth Proportional to 538,503.93, 743,106.56 and 296,738.37

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Solution

The fourth proportional to 538,503.93, 743,106.56 and 296,738.37 is: 409,483.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,503.93 : 743,106.56 = 296,738.37 : x
  2. Step 2: Convert to fraction form
    538,503.93/743,106.56 = 296,738.37/x
  3. Step 3: Cross multiply
    538,503.93x = 743,106.56 × 296,738.37
  4. Step 4: Simplify right side
    538,503.93x = 220,508,227,867.02
  5. Step 5: Solve for x
    x = 220,508,227,867.02/538,503.93
  6. Step 6: Final answer
    x = 409,483.04

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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.