Home / 684,794.28-1,025,192.70-399,610.92

Finding the Fourth Proportional to 684,794.28, 1,025,192.70 and 399,610.92

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Solution

The fourth proportional to 684,794.28, 1,025,192.70 and 399,610.92 is: 598,250.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,794.28 : 1,025,192.70 = 399,610.92 : x
  2. Step 2: Convert to fraction form
    684,794.28/1,025,192.70 = 399,610.92/x
  3. Step 3: Cross multiply
    684,794.28x = 1,025,192.70 × 399,610.92
  4. Step 4: Simplify right side
    684,794.28x = 409,678,198,024.28
  5. Step 5: Solve for x
    x = 409,678,198,024.28/684,794.28
  6. Step 6: Final answer
    x = 598,250.03

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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.