Home / 556,448.30-834,738.67-177,235.86

Finding the Fourth Proportional to 556,448.30, 834,738.67 and 177,235.86

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Solution

The fourth proportional to 556,448.30, 834,738.67 and 177,235.86 is: 265,874.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,448.30 : 834,738.67 = 177,235.86 : x
  2. Step 2: Convert to fraction form
    556,448.30/834,738.67 = 177,235.86/x
  3. Step 3: Cross multiply
    556,448.30x = 834,738.67 × 177,235.86
  4. Step 4: Simplify right side
    556,448.30x = 147,945,628,407.57
  5. Step 5: Solve for x
    x = 147,945,628,407.57/556,448.30
  6. Step 6: Final answer
    x = 265,874.89

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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.