Home / 286,238.27-431,414.85-246,734.06

Finding the Fourth Proportional to 286,238.27, 431,414.85 and 246,734.06

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Solution

The fourth proportional to 286,238.27, 431,414.85 and 246,734.06 is: 371,874.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,238.27 : 431,414.85 = 246,734.06 : x
  2. Step 2: Convert to fraction form
    286,238.27/431,414.85 = 246,734.06/x
  3. Step 3: Cross multiply
    286,238.27x = 431,414.85 × 246,734.06
  4. Step 4: Simplify right side
    286,238.27x = 106,444,737,484.79
  5. Step 5: Solve for x
    x = 106,444,737,484.79/286,238.27
  6. Step 6: Final answer
    x = 371,874.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.