Home / 743,169.06-1,115,048.97-237,807.90

Finding the Fourth Proportional to 743,169.06, 1,115,048.97 and 237,807.90

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Solution

The fourth proportional to 743,169.06, 1,115,048.97 and 237,807.90 is: 356,806.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,169.06 : 1,115,048.97 = 237,807.90 : x
  2. Step 2: Convert to fraction form
    743,169.06/1,115,048.97 = 237,807.90/x
  3. Step 3: Cross multiply
    743,169.06x = 1,115,048.97 × 237,807.90
  4. Step 4: Simplify right side
    743,169.06x = 265,167,453,952.86
  5. Step 5: Solve for x
    x = 265,167,453,952.86/743,169.06
  6. Step 6: Final answer
    x = 356,806.37

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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.