Home / 738,760.20-1,108,140.30-734,094.60

Finding the Fourth Proportional to 738,760.20, 1,108,140.30 and 734,094.60

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Solution

The fourth proportional to 738,760.20, 1,108,140.30 and 734,094.60 is: 1,101,141.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,760.20 : 1,108,140.30 = 734,094.60 : x
  2. Step 2: Convert to fraction form
    738,760.20/1,108,140.30 = 734,094.60/x
  3. Step 3: Cross multiply
    738,760.20x = 1,108,140.30 × 734,094.60
  4. Step 4: Simplify right side
    738,760.20x = 813,479,810,272.38
  5. Step 5: Solve for x
    x = 813,479,810,272.38/738,760.20
  6. Step 6: Final answer
    x = 1,101,141.90

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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.