Home / 985,956.56-1,360,618.44-556,235.60

Finding the Fourth Proportional to 985,956.56, 1,360,618.44 and 556,235.60

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Solution

The fourth proportional to 985,956.56, 1,360,618.44 and 556,235.60 is: 767,604.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,956.56 : 1,360,618.44 = 556,235.60 : x
  2. Step 2: Convert to fraction form
    985,956.56/1,360,618.44 = 556,235.60/x
  3. Step 3: Cross multiply
    985,956.56x = 1,360,618.44 × 556,235.60
  4. Step 4: Simplify right side
    985,956.56x = 756,824,414,344.46
  5. Step 5: Solve for x
    x = 756,824,414,344.46/985,956.56
  6. Step 6: Final answer
    x = 767,604.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.