Home / 756,882.14-1,135,323.20-519,505.16

Finding the Fourth Proportional to 756,882.14, 1,135,323.20 and 519,505.16

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Solution

The fourth proportional to 756,882.14, 1,135,323.20 and 519,505.16 is: 779,257.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,882.14 : 1,135,323.20 = 519,505.16 : x
  2. Step 2: Convert to fraction form
    756,882.14/1,135,323.20 = 519,505.16/x
  3. Step 3: Cross multiply
    756,882.14x = 1,135,323.20 × 519,505.16
  4. Step 4: Simplify right side
    756,882.14x = 589,806,260,667.71
  5. Step 5: Solve for x
    x = 589,806,260,667.71/756,882.14
  6. Step 6: Final answer
    x = 779,257.73

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Double scale
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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.