Home / 792,890.88-1,189,325.67-193,857.21

Finding the Fourth Proportional to 792,890.88, 1,189,325.67 and 193,857.21

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Solution

The fourth proportional to 792,890.88, 1,189,325.67 and 193,857.21 is: 290,783.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,890.88 : 1,189,325.67 = 193,857.21 : x
  2. Step 2: Convert to fraction form
    792,890.88/1,189,325.67 = 193,857.21/x
  3. Step 3: Cross multiply
    792,890.88x = 1,189,325.67 × 193,857.21
  4. Step 4: Simplify right side
    792,890.88x = 230,559,356,167.58
  5. Step 5: Solve for x
    x = 230,559,356,167.58/792,890.88
  6. Step 6: Final answer
    x = 290,783.21

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1.5x scale

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.