Home / 925,657.86-1,388,588.84-294,424.04

Finding the Fourth Proportional to 925,657.86, 1,388,588.84 and 294,424.04

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Solution

The fourth proportional to 925,657.86, 1,388,588.84 and 294,424.04 is: 441,668.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,657.86 : 1,388,588.84 = 294,424.04 : x
  2. Step 2: Convert to fraction form
    925,657.86/1,388,588.84 = 294,424.04/x
  3. Step 3: Cross multiply
    925,657.86x = 1,388,588.84 × 294,424.04
  4. Step 4: Simplify right side
    925,657.86x = 408,833,936,171.71
  5. Step 5: Solve for x
    x = 408,833,936,171.71/925,657.86
  6. Step 6: Final answer
    x = 441,668.52

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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.