Home / 985,339.23-1,359,801.72-571,844.22

Finding the Fourth Proportional to 985,339.23, 1,359,801.72 and 571,844.22

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Solution

The fourth proportional to 985,339.23, 1,359,801.72 and 571,844.22 is: 789,164.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,339.23 : 1,359,801.72 = 571,844.22 : x
  2. Step 2: Convert to fraction form
    985,339.23/1,359,801.72 = 571,844.22/x
  3. Step 3: Cross multiply
    985,339.23x = 1,359,801.72 × 571,844.22
  4. Step 4: Simplify right side
    985,339.23x = 777,594,753,928.06
  5. Step 5: Solve for x
    x = 777,594,753,928.06/985,339.23
  6. Step 6: Final answer
    x = 789,164.51

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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.