Home / 792,186.12-1,092,007.44-485,695.08

Finding the Fourth Proportional to 792,186.12, 1,092,007.44 and 485,695.08

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Solution

The fourth proportional to 792,186.12, 1,092,007.44 and 485,695.08 is: 669,517.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,186.12 : 1,092,007.44 = 485,695.08 : x
  2. Step 2: Convert to fraction form
    792,186.12/1,092,007.44 = 485,695.08/x
  3. Step 3: Cross multiply
    792,186.12x = 1,092,007.44 × 485,695.08
  4. Step 4: Simplify right side
    792,186.12x = 530,382,640,931.40
  5. Step 5: Solve for x
    x = 530,382,640,931.40/792,186.12
  6. Step 6: Final answer
    x = 669,517.72

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.