Home / 445,032.12-667,345.50-192,192.24

Finding the Fourth Proportional to 445,032.12, 667,345.50 and 192,192.24

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Solution

The fourth proportional to 445,032.12, 667,345.50 and 192,192.24 is: 288,200.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,032.12 : 667,345.50 = 192,192.24 : x
  2. Step 2: Convert to fraction form
    445,032.12/667,345.50 = 192,192.24/x
  3. Step 3: Cross multiply
    445,032.12x = 667,345.50 × 192,192.24
  4. Step 4: Simplify right side
    445,032.12x = 128,258,626,498.92
  5. Step 5: Solve for x
    x = 128,258,626,498.92/445,032.12
  6. Step 6: Final answer
    x = 288,200.83

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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.