Home / 784,190.80-1,176,286.20-606,825.10

Finding the Fourth Proportional to 784,190.80, 1,176,286.20 and 606,825.10

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Solution

The fourth proportional to 784,190.80, 1,176,286.20 and 606,825.10 is: 910,237.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,190.80 : 1,176,286.20 = 606,825.10 : x
  2. Step 2: Convert to fraction form
    784,190.80/1,176,286.20 = 606,825.10/x
  3. Step 3: Cross multiply
    784,190.80x = 1,176,286.20 × 606,825.10
  4. Step 4: Simplify right side
    784,190.80x = 713,799,990,943.62
  5. Step 5: Solve for x
    x = 713,799,990,943.62/784,190.80
  6. Step 6: Final answer
    x = 910,237.65

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.