Home / 980,591.94-1,353,069.58-550,789.74

Finding the Fourth Proportional to 980,591.94, 1,353,069.58 and 550,789.74

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Solution

The fourth proportional to 980,591.94, 1,353,069.58 and 550,789.74 is: 760,007.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,591.94 : 1,353,069.58 = 550,789.74 : x
  2. Step 2: Convert to fraction form
    980,591.94/1,353,069.58 = 550,789.74/x
  3. Step 3: Cross multiply
    980,591.94x = 1,353,069.58 × 550,789.74
  4. Step 4: Simplify right side
    980,591.94x = 745,256,842,170.11
  5. Step 5: Solve for x
    x = 745,256,842,170.11/980,591.94
  6. Step 6: Final answer
    x = 760,007.11

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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.