Home / 925,563.84-1,388,357.28-294,475.20

Finding the Fourth Proportional to 925,563.84, 1,388,357.28 and 294,475.20

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Solution

The fourth proportional to 925,563.84, 1,388,357.28 and 294,475.20 is: 441,716.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,563.84 : 1,388,357.28 = 294,475.20 : x
  2. Step 2: Convert to fraction form
    925,563.84/1,388,357.28 = 294,475.20/x
  3. Step 3: Cross multiply
    925,563.84x = 1,388,357.28 × 294,475.20
  4. Step 4: Simplify right side
    925,563.84x = 408,836,787,699.46
  5. Step 5: Solve for x
    x = 408,836,787,699.46/925,563.84
  6. Step 6: Final answer
    x = 441,716.47

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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.