Home / 925,567.84-1,388,363.28-294,479.20

Finding the Fourth Proportional to 925,567.84, 1,388,363.28 and 294,479.20

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Solution

The fourth proportional to 925,567.84, 1,388,363.28 and 294,479.20 is: 441,722.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,567.84 : 1,388,363.28 = 294,479.20 : x
  2. Step 2: Convert to fraction form
    925,567.84/1,388,363.28 = 294,479.20/x
  3. Step 3: Cross multiply
    925,567.84x = 1,388,363.28 × 294,479.20
  4. Step 4: Simplify right side
    925,567.84x = 408,844,108,003.78
  5. Step 5: Solve for x
    x = 408,844,108,003.78/925,567.84
  6. Step 6: Final answer
    x = 441,722.47

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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.