Home / 360,926.90-541,390.35-329,434.10

Finding the Fourth Proportional to 360,926.90, 541,390.35 and 329,434.10

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Solution

The fourth proportional to 360,926.90, 541,390.35 and 329,434.10 is: 494,151.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,926.90 : 541,390.35 = 329,434.10 : x
  2. Step 2: Convert to fraction form
    360,926.90/541,390.35 = 329,434.10/x
  3. Step 3: Cross multiply
    360,926.90x = 541,390.35 × 329,434.10
  4. Step 4: Simplify right side
    360,926.90x = 178,352,442,700.94
  5. Step 5: Solve for x
    x = 178,352,442,700.94/360,926.90
  6. Step 6: Final answer
    x = 494,151.15

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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.