Home / 296,863.19-445,890.38-177,153.66

Finding the Fourth Proportional to 296,863.19, 445,890.38 and 177,153.66

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Solution

The fourth proportional to 296,863.19, 445,890.38 and 177,153.66 is: 266,085.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,863.19 : 445,890.38 = 177,153.66 : x
  2. Step 2: Convert to fraction form
    296,863.19/445,890.38 = 177,153.66/x
  3. Step 3: Cross multiply
    296,863.19x = 445,890.38 × 177,153.66
  4. Step 4: Simplify right side
    296,863.19x = 78,991,112,775.79
  5. Step 5: Solve for x
    x = 78,991,112,775.79/296,863.19
  6. Step 6: Final answer
    x = 266,085.91

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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.