Home / 656,330.96-984,725.56-207,121.36

Finding the Fourth Proportional to 656,330.96, 984,725.56 and 207,121.36

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Solution

The fourth proportional to 656,330.96, 984,725.56 and 207,121.36 is: 310,754.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,330.96 : 984,725.56 = 207,121.36 : x
  2. Step 2: Convert to fraction form
    656,330.96/984,725.56 = 207,121.36/x
  3. Step 3: Cross multiply
    656,330.96x = 984,725.56 × 207,121.36
  4. Step 4: Simplify right side
    656,330.96x = 203,957,697,213.96
  5. Step 5: Solve for x
    x = 203,957,697,213.96/656,330.96
  6. Step 6: Final answer
    x = 310,754.34

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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.