Home / 380,096.04-524,103.30-284,295.72

Finding the Fourth Proportional to 380,096.04, 524,103.30 and 284,295.72

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Solution

The fourth proportional to 380,096.04, 524,103.30 and 284,295.72 is: 392,007.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,096.04 : 524,103.30 = 284,295.72 : x
  2. Step 2: Convert to fraction form
    380,096.04/524,103.30 = 284,295.72/x
  3. Step 3: Cross multiply
    380,096.04x = 524,103.30 × 284,295.72
  4. Step 4: Simplify right side
    380,096.04x = 149,000,325,027.88
  5. Step 5: Solve for x
    x = 149,000,325,027.88/380,096.04
  6. Step 6: Final answer
    x = 392,007.04

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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.