Home / 835,366.09-1,253,576.27-355,593.20

Finding the Fourth Proportional to 835,366.09, 1,253,576.27 and 355,593.20

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Solution

The fourth proportional to 835,366.09, 1,253,576.27 and 355,593.20 is: 533,614.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,366.09 : 1,253,576.27 = 355,593.20 : x
  2. Step 2: Convert to fraction form
    835,366.09/1,253,576.27 = 355,593.20/x
  3. Step 3: Cross multiply
    835,366.09x = 1,253,576.27 × 355,593.20
  4. Step 4: Simplify right side
    835,366.09x = 445,763,189,247.52
  5. Step 5: Solve for x
    x = 445,763,189,247.52/835,366.09
  6. Step 6: Final answer
    x = 533,614.18

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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.