Home / 398,526.28-597,374.21-173,826.38

Finding the Fourth Proportional to 398,526.28, 597,374.21 and 173,826.38

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Solution

The fourth proportional to 398,526.28, 597,374.21 and 173,826.38 is: 260,558.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,526.28 : 597,374.21 = 173,826.38 : x
  2. Step 2: Convert to fraction form
    398,526.28/597,374.21 = 173,826.38/x
  3. Step 3: Cross multiply
    398,526.28x = 597,374.21 × 173,826.38
  4. Step 4: Simplify right side
    398,526.28x = 103,839,398,357.66
  5. Step 5: Solve for x
    x = 103,839,398,357.66/398,526.28
  6. Step 6: Final answer
    x = 260,558.47

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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.