Home / 649,389.20-896,142.20-362,935.94

Finding the Fourth Proportional to 649,389.20, 896,142.20 and 362,935.94

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Solution

The fourth proportional to 649,389.20, 896,142.20 and 362,935.94 is: 500,843.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,389.20 : 896,142.20 = 362,935.94 : x
  2. Step 2: Convert to fraction form
    649,389.20/896,142.20 = 362,935.94/x
  3. Step 3: Cross multiply
    649,389.20x = 896,142.20 × 362,935.94
  4. Step 4: Simplify right side
    649,389.20x = 325,242,205,435.28
  5. Step 5: Solve for x
    x = 325,242,205,435.28/649,389.20
  6. Step 6: Final answer
    x = 500,843.27

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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.