Home / 991,742.24-1,368,613.32-539,034.32

Finding the Fourth Proportional to 991,742.24, 1,368,613.32 and 539,034.32

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Solution

The fourth proportional to 991,742.24, 1,368,613.32 and 539,034.32 is: 743,872.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    991,742.24 : 1,368,613.32 = 539,034.32 : x
  2. Step 2: Convert to fraction form
    991,742.24/1,368,613.32 = 539,034.32/x
  3. Step 3: Cross multiply
    991,742.24x = 1,368,613.32 × 539,034.32
  4. Step 4: Simplify right side
    991,742.24x = 737,729,550,289.14
  5. Step 5: Solve for x
    x = 737,729,550,289.14/991,742.24
  6. Step 6: Final answer
    x = 743,872.27

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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.