Home / 979,541.92-1,469,429.70-473,739.43

Finding the Fourth Proportional to 979,541.92, 1,469,429.70 and 473,739.43

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Solution

The fourth proportional to 979,541.92, 1,469,429.70 and 473,739.43 is: 710,665.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,541.92 : 1,469,429.70 = 473,739.43 : x
  2. Step 2: Convert to fraction form
    979,541.92/1,469,429.70 = 473,739.43/x
  3. Step 3: Cross multiply
    979,541.92x = 1,469,429.70 × 473,739.43
  4. Step 4: Simplify right side
    979,541.92x = 696,126,786,134.37
  5. Step 5: Solve for x
    x = 696,126,786,134.37/979,541.92
  6. Step 6: Final answer
    x = 710,665.64

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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.