Home / 744,763.46-1,116,270.39-344,558.87

Finding the Fourth Proportional to 744,763.46, 1,116,270.39 and 344,558.87

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Solution

The fourth proportional to 744,763.46, 1,116,270.39 and 344,558.87 is: 516,433.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,763.46 : 1,116,270.39 = 344,558.87 : x
  2. Step 2: Convert to fraction form
    744,763.46/1,116,270.39 = 344,558.87/x
  3. Step 3: Cross multiply
    744,763.46x = 1,116,270.39 × 344,558.87
  4. Step 4: Simplify right side
    744,763.46x = 384,620,858,611.51
  5. Step 5: Solve for x
    x = 384,620,858,611.51/744,763.46
  6. Step 6: Final answer
    x = 516,433.58

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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.