Home / 669,455.28-1,004,051.70-196,013.52

Finding the Fourth Proportional to 669,455.28, 1,004,051.70 and 196,013.52

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Solution

The fourth proportional to 669,455.28, 1,004,051.70 and 196,013.52 is: 293,981.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,455.28 : 1,004,051.70 = 196,013.52 : x
  2. Step 2: Convert to fraction form
    669,455.28/1,004,051.70 = 196,013.52/x
  3. Step 3: Cross multiply
    669,455.28x = 1,004,051.70 × 196,013.52
  4. Step 4: Simplify right side
    669,455.28x = 196,807,707,978.98
  5. Step 5: Solve for x
    x = 196,807,707,978.98/669,455.28
  6. Step 6: Final answer
    x = 293,981.86

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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.