Home / 384,826.64-531,229.36-294,186.38

Finding the Fourth Proportional to 384,826.64, 531,229.36 and 294,186.38

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Solution

The fourth proportional to 384,826.64, 531,229.36 and 294,186.38 is: 406,106.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,826.64 : 531,229.36 = 294,186.38 : x
  2. Step 2: Convert to fraction form
    384,826.64/531,229.36 = 294,186.38/x
  3. Step 3: Cross multiply
    384,826.64x = 531,229.36 × 294,186.38
  4. Step 4: Simplify right side
    384,826.64x = 156,280,442,368.12
  5. Step 5: Solve for x
    x = 156,280,442,368.12/384,826.64
  6. Step 6: Final answer
    x = 406,106.09

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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.