Home / 738,780.26-1,108,170.60-177,814.76

Finding the Fourth Proportional to 738,780.26, 1,108,170.60 and 177,814.76

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Solution

The fourth proportional to 738,780.26, 1,108,170.60 and 177,814.76 is: 266,722.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,780.26 : 1,108,170.60 = 177,814.76 : x
  2. Step 2: Convert to fraction form
    738,780.26/1,108,170.60 = 177,814.76/x
  3. Step 3: Cross multiply
    738,780.26x = 1,108,170.60 × 177,814.76
  4. Step 4: Simplify right side
    738,780.26x = 197,049,089,278.06
  5. Step 5: Solve for x
    x = 197,049,089,278.06/738,780.26
  6. Step 6: Final answer
    x = 266,722.19

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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.