Home / 792,168.72-1,186,870.68-659,898.96

Finding the Fourth Proportional to 792,168.72, 1,186,870.68 and 659,898.96

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Solution

The fourth proportional to 792,168.72, 1,186,870.68 and 659,898.96 is: 988,696.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,168.72 : 1,186,870.68 = 659,898.96 : x
  2. Step 2: Convert to fraction form
    792,168.72/1,186,870.68 = 659,898.96/x
  3. Step 3: Cross multiply
    792,168.72x = 1,186,870.68 × 659,898.96
  4. Step 4: Simplify right side
    792,168.72x = 783,214,727,386.49
  5. Step 5: Solve for x
    x = 783,214,727,386.49/792,168.72
  6. Step 6: Final answer
    x = 988,696.86

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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.