Home / 427,617.55-590,072.13-255,501.24

Finding the Fourth Proportional to 427,617.55, 590,072.13 and 255,501.24

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Solution

The fourth proportional to 427,617.55, 590,072.13 and 255,501.24 is: 352,567.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,617.55 : 590,072.13 = 255,501.24 : x
  2. Step 2: Convert to fraction form
    427,617.55/590,072.13 = 255,501.24/x
  3. Step 3: Cross multiply
    427,617.55x = 590,072.13 × 255,501.24
  4. Step 4: Simplify right side
    427,617.55x = 150,764,160,904.44
  5. Step 5: Solve for x
    x = 150,764,160,904.44/427,617.55
  6. Step 6: Final answer
    x = 352,567.76

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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.