Home / 856,250.10-1,283,448.11-556,944.57

Finding the Fourth Proportional to 856,250.10, 1,283,448.11 and 556,944.57

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Solution

The fourth proportional to 856,250.10, 1,283,448.11 and 556,944.57 is: 834,813.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,250.10 : 1,283,448.11 = 556,944.57 : x
  2. Step 2: Convert to fraction form
    856,250.10/1,283,448.11 = 556,944.57/x
  3. Step 3: Cross multiply
    856,250.10x = 1,283,448.11 × 556,944.57
  4. Step 4: Simplify right side
    856,250.10x = 714,809,452,956.54
  5. Step 5: Solve for x
    x = 714,809,452,956.54/856,250.10
  6. Step 6: Final answer
    x = 834,813.86

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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.