Home / 656,171.64-984,869.76-336,563.46

Finding the Fourth Proportional to 656,171.64, 984,869.76 and 336,563.46

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Solution

The fourth proportional to 656,171.64, 984,869.76 and 336,563.46 is: 505,159.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,171.64 : 984,869.76 = 336,563.46 : x
  2. Step 2: Convert to fraction form
    656,171.64/984,869.76 = 336,563.46/x
  3. Step 3: Cross multiply
    656,171.64x = 984,869.76 × 336,563.46
  4. Step 4: Simplify right side
    656,171.64x = 331,471,174,074.97
  5. Step 5: Solve for x
    x = 331,471,174,074.97/656,171.64
  6. Step 6: Final answer
    x = 505,159.25

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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.