Home / 398,541.30-597,396.69-173,841.36

Finding the Fourth Proportional to 398,541.30, 597,396.69 and 173,841.36

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Solution

The fourth proportional to 398,541.30, 597,396.69 and 173,841.36 is: 260,580.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,541.30 : 597,396.69 = 173,841.36 : x
  2. Step 2: Convert to fraction form
    398,541.30/597,396.69 = 173,841.36/x
  3. Step 3: Cross multiply
    398,541.30x = 597,396.69 × 173,841.36
  4. Step 4: Simplify right side
    398,541.30x = 103,852,253,049.10
  5. Step 5: Solve for x
    x = 103,852,253,049.10/398,541.30
  6. Step 6: Final answer
    x = 260,580.91

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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.