Home / 780,175.60-1,168,295.10-622,711.60

Finding the Fourth Proportional to 780,175.60, 1,168,295.10 and 622,711.60

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Solution

The fourth proportional to 780,175.60, 1,168,295.10 and 622,711.60 is: 932,496.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    780,175.60 : 1,168,295.10 = 622,711.60 : x
  2. Step 2: Convert to fraction form
    780,175.60/1,168,295.10 = 622,711.60/x
  3. Step 3: Cross multiply
    780,175.60x = 1,168,295.10 × 622,711.60
  4. Step 4: Simplify right side
    780,175.60x = 727,510,910,993.16
  5. Step 5: Solve for x
    x = 727,510,910,993.16/780,175.60
  6. Step 6: Final answer
    x = 932,496.36

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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.