Home / 729,029.60-1,093,544.40-659,045.60

Finding the Fourth Proportional to 729,029.60, 1,093,544.40 and 659,045.60

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Solution

The fourth proportional to 729,029.60, 1,093,544.40 and 659,045.60 is: 988,568.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,029.60 : 1,093,544.40 = 659,045.60 : x
  2. Step 2: Convert to fraction form
    729,029.60/1,093,544.40 = 659,045.60/x
  3. Step 3: Cross multiply
    729,029.60x = 1,093,544.40 × 659,045.60
  4. Step 4: Simplify right side
    729,029.60x = 720,695,625,224.64
  5. Step 5: Solve for x
    x = 720,695,625,224.64/729,029.60
  6. Step 6: Final answer
    x = 988,568.40

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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.