Home / 852,047.28-1,175,784.21-464,839.65

Finding the Fourth Proportional to 852,047.28, 1,175,784.21 and 464,839.65

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Solution

The fourth proportional to 852,047.28, 1,175,784.21 and 464,839.65 is: 641,456.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,047.28 : 1,175,784.21 = 464,839.65 : x
  2. Step 2: Convert to fraction form
    852,047.28/1,175,784.21 = 464,839.65/x
  3. Step 3: Cross multiply
    852,047.28x = 1,175,784.21 × 464,839.65
  4. Step 4: Simplify right side
    852,047.28x = 546,551,120,651.93
  5. Step 5: Solve for x
    x = 546,551,120,651.93/852,047.28
  6. Step 6: Final answer
    x = 641,456.33

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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.