Home / 829,891.40-1,244,098.58-324,337.41

Finding the Fourth Proportional to 829,891.40, 1,244,098.58 and 324,337.41

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Solution

The fourth proportional to 829,891.40, 1,244,098.58 and 324,337.41 is: 486,217.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,891.40 : 1,244,098.58 = 324,337.41 : x
  2. Step 2: Convert to fraction form
    829,891.40/1,244,098.58 = 324,337.41/x
  3. Step 3: Cross multiply
    829,891.40x = 1,244,098.58 × 324,337.41
  4. Step 4: Simplify right side
    829,891.40x = 403,507,709,600.19
  5. Step 5: Solve for x
    x = 403,507,709,600.19/829,891.40
  6. Step 6: Final answer
    x = 486,217.49

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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.