Home / 738,776.26-1,108,164.60-177,810.76

Finding the Fourth Proportional to 738,776.26, 1,108,164.60 and 177,810.76

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Solution

The fourth proportional to 738,776.26, 1,108,164.60 and 177,810.76 is: 266,716.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,776.26 : 1,108,164.60 = 177,810.76 : x
  2. Step 2: Convert to fraction form
    738,776.26/1,108,164.60 = 177,810.76/x
  3. Step 3: Cross multiply
    738,776.26x = 1,108,164.60 × 177,810.76
  4. Step 4: Simplify right side
    738,776.26x = 197,043,589,731.10
  5. Step 5: Solve for x
    x = 197,043,589,731.10/738,776.26
  6. Step 6: Final answer
    x = 266,716.19

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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.