Home / 307,801.20-424,594.92-180,452.28

Finding the Fourth Proportional to 307,801.20, 424,594.92 and 180,452.28

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Solution

The fourth proportional to 307,801.20, 424,594.92 and 180,452.28 is: 248,924.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,801.20 : 424,594.92 = 180,452.28 : x
  2. Step 2: Convert to fraction form
    307,801.20/424,594.92 = 180,452.28/x
  3. Step 3: Cross multiply
    307,801.20x = 424,594.92 × 180,452.28
  4. Step 4: Simplify right side
    307,801.20x = 76,619,121,390.42
  5. Step 5: Solve for x
    x = 76,619,121,390.42/307,801.20
  6. Step 6: Final answer
    x = 248,924.05

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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.