Home / 701,115.60-1,051,673.40-659,643.60

Finding the Fourth Proportional to 701,115.60, 1,051,673.40 and 659,643.60

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Solution

The fourth proportional to 701,115.60, 1,051,673.40 and 659,643.60 is: 989,465.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,115.60 : 1,051,673.40 = 659,643.60 : x
  2. Step 2: Convert to fraction form
    701,115.60/1,051,673.40 = 659,643.60/x
  3. Step 3: Cross multiply
    701,115.60x = 1,051,673.40 × 659,643.60
  4. Step 4: Simplify right side
    701,115.60x = 693,729,627,600.24
  5. Step 5: Solve for x
    x = 693,729,627,600.24/701,115.60
  6. Step 6: Final answer
    x = 989,465.40

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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.