Home / 451,790.16-677,892.12-195,701.04

Finding the Fourth Proportional to 451,790.16, 677,892.12 and 195,701.04

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Solution

The fourth proportional to 451,790.16, 677,892.12 and 195,701.04 is: 293,641.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,790.16 : 677,892.12 = 195,701.04 : x
  2. Step 2: Convert to fraction form
    451,790.16/677,892.12 = 195,701.04/x
  3. Step 3: Cross multiply
    451,790.16x = 677,892.12 × 195,701.04
  4. Step 4: Simplify right side
    451,790.16x = 132,664,192,891.81
  5. Step 5: Solve for x
    x = 132,664,192,891.81/451,790.16
  6. Step 6: Final answer
    x = 293,641.17

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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.