Home / 477,738.24-659,264.40-262,878.72

Finding the Fourth Proportional to 477,738.24, 659,264.40 and 262,878.72

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Solution

The fourth proportional to 477,738.24, 659,264.40 and 262,878.72 is: 362,764.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,738.24 : 659,264.40 = 262,878.72 : x
  2. Step 2: Convert to fraction form
    477,738.24/659,264.40 = 262,878.72/x
  3. Step 3: Cross multiply
    477,738.24x = 659,264.40 × 262,878.72
  4. Step 4: Simplify right side
    477,738.24x = 173,306,581,613.57
  5. Step 5: Solve for x
    x = 173,306,581,613.57/477,738.24
  6. Step 6: Final answer
    x = 362,764.73

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Why These Related Problems?

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