Home / 497,140.68-744,321.33-268,617.54

Finding the Fourth Proportional to 497,140.68, 744,321.33 and 268,617.54

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Solution

The fourth proportional to 497,140.68, 744,321.33 and 268,617.54 is: 402,175.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,140.68 : 744,321.33 = 268,617.54 : x
  2. Step 2: Convert to fraction form
    497,140.68/744,321.33 = 268,617.54/x
  3. Step 3: Cross multiply
    497,140.68x = 744,321.33 × 268,617.54
  4. Step 4: Simplify right side
    497,140.68x = 199,937,764,634.13
  5. Step 5: Solve for x
    x = 199,937,764,634.13/497,140.68
  6. Step 6: Final answer
    x = 402,175.43

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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.