Home / 986,059.18-1,360,733.97-556,379.29

Finding the Fourth Proportional to 986,059.18, 1,360,733.97 and 556,379.29

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Solution

The fourth proportional to 986,059.18, 1,360,733.97 and 556,379.29 is: 767,787.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,059.18 : 1,360,733.97 = 556,379.29 : x
  2. Step 2: Convert to fraction form
    986,059.18/1,360,733.97 = 556,379.29/x
  3. Step 3: Cross multiply
    986,059.18x = 1,360,733.97 × 556,379.29
  4. Step 4: Simplify right side
    986,059.18x = 757,084,200,107.48
  5. Step 5: Solve for x
    x = 757,084,200,107.48/986,059.18
  6. Step 6: Final answer
    x = 767,787.79

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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.