Home / 297,262.07-445,703.45-195,943.15

Finding the Fourth Proportional to 297,262.07, 445,703.45 and 195,943.15

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Solution

The fourth proportional to 297,262.07, 445,703.45 and 195,943.15 is: 293,789.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,262.07 : 445,703.45 = 195,943.15 : x
  2. Step 2: Convert to fraction form
    297,262.07/445,703.45 = 195,943.15/x
  3. Step 3: Cross multiply
    297,262.07x = 445,703.45 × 195,943.15
  4. Step 4: Simplify right side
    297,262.07x = 87,332,535,864.89
  5. Step 5: Solve for x
    x = 87,332,535,864.89/297,262.07
  6. Step 6: Final answer
    x = 293,789.71

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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.