Home / 698,724.96-964,086.48-444,449.76

Finding the Fourth Proportional to 698,724.96, 964,086.48 and 444,449.76

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Solution

The fourth proportional to 698,724.96, 964,086.48 and 444,449.76 is: 613,242.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,724.96 : 964,086.48 = 444,449.76 : x
  2. Step 2: Convert to fraction form
    698,724.96/964,086.48 = 444,449.76/x
  3. Step 3: Cross multiply
    698,724.96x = 964,086.48 × 444,449.76
  4. Step 4: Simplify right side
    698,724.96x = 428,488,004,655.25
  5. Step 5: Solve for x
    x = 428,488,004,655.25/698,724.96
  6. Step 6: Final answer
    x = 613,242.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.