Home / 641,800.62-962,723.25-304,667.60

Finding the Fourth Proportional to 641,800.62, 962,723.25 and 304,667.60

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Solution

The fourth proportional to 641,800.62, 962,723.25 and 304,667.60 is: 457,011.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,800.62 : 962,723.25 = 304,667.60 : x
  2. Step 2: Convert to fraction form
    641,800.62/962,723.25 = 304,667.60/x
  3. Step 3: Cross multiply
    641,800.62x = 962,723.25 × 304,667.60
  4. Step 4: Simplify right side
    641,800.62x = 293,310,577,228.08
  5. Step 5: Solve for x
    x = 293,310,577,228.08/641,800.62
  6. Step 6: Final answer
    x = 457,011.99

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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.