Home / 802,015.24-1,203,605.58-646,126.60

Finding the Fourth Proportional to 802,015.24, 1,203,605.58 and 646,126.60

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Solution

The fourth proportional to 802,015.24, 1,203,605.58 and 646,126.60 is: 969,659.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,015.24 : 1,203,605.58 = 646,126.60 : x
  2. Step 2: Convert to fraction form
    802,015.24/1,203,605.58 = 646,126.60/x
  3. Step 3: Cross multiply
    802,015.24x = 1,203,605.58 × 646,126.60
  4. Step 4: Simplify right side
    802,015.24x = 777,681,581,146.43
  5. Step 5: Solve for x
    x = 777,681,581,146.43/802,015.24
  6. Step 6: Final answer
    x = 969,659.36

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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.