Home / 538,743.84-743,499.90-297,025.95

Finding the Fourth Proportional to 538,743.84, 743,499.90 and 297,025.95

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Solution

The fourth proportional to 538,743.84, 743,499.90 and 297,025.95 is: 409,914.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,743.84 : 743,499.90 = 297,025.95 : x
  2. Step 2: Convert to fraction form
    538,743.84/743,499.90 = 297,025.95/x
  3. Step 3: Cross multiply
    538,743.84x = 743,499.90 × 297,025.95
  4. Step 4: Simplify right side
    538,743.84x = 220,838,764,122.41
  5. Step 5: Solve for x
    x = 220,838,764,122.41/538,743.84
  6. Step 6: Final answer
    x = 409,914.23

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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.