Home / 928,682.02-1,393,023.34-613,065.12

Finding the Fourth Proportional to 928,682.02, 1,393,023.34 and 613,065.12

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Solution

The fourth proportional to 928,682.02, 1,393,023.34 and 613,065.12 is: 919,597.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,682.02 : 1,393,023.34 = 613,065.12 : x
  2. Step 2: Convert to fraction form
    928,682.02/1,393,023.34 = 613,065.12/x
  3. Step 3: Cross multiply
    928,682.02x = 1,393,023.34 × 613,065.12
  4. Step 4: Simplify right side
    928,682.02x = 854,014,021,099.90
  5. Step 5: Solve for x
    x = 854,014,021,099.90/928,682.02
  6. Step 6: Final answer
    x = 919,597.88

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Double scale
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Similar ratio
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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.