Home / 543,317.68-749,740.89-301,581.23

Finding the Fourth Proportional to 543,317.68, 749,740.89 and 301,581.23

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Solution

The fourth proportional to 543,317.68, 749,740.89 and 301,581.23 is: 416,161.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,317.68 : 749,740.89 = 301,581.23 : x
  2. Step 2: Convert to fraction form
    543,317.68/749,740.89 = 301,581.23/x
  3. Step 3: Cross multiply
    543,317.68x = 749,740.89 × 301,581.23
  4. Step 4: Simplify right side
    543,317.68x = 226,107,777,169.72
  5. Step 5: Solve for x
    x = 226,107,777,169.72/543,317.68
  6. Step 6: Final answer
    x = 416,161.27

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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.