Home / 653,612.36-980,576.16-227,086.12

Finding the Fourth Proportional to 653,612.36, 980,576.16 and 227,086.12

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Solution

The fourth proportional to 653,612.36, 980,576.16 and 227,086.12 is: 340,683.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,612.36 : 980,576.16 = 227,086.12 : x
  2. Step 2: Convert to fraction form
    653,612.36/980,576.16 = 227,086.12/x
  3. Step 3: Cross multiply
    653,612.36x = 980,576.16 × 227,086.12
  4. Step 4: Simplify right side
    653,612.36x = 222,675,235,538.90
  5. Step 5: Solve for x
    x = 222,675,235,538.90/653,612.36
  6. Step 6: Final answer
    x = 340,683.94

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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.