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Finding the Fourth Proportional to 576,632.57, 796,127.06 and 516,098.23

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Solution

The fourth proportional to 576,632.57, 796,127.06 and 516,098.23 is: 712,550.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,632.57 : 796,127.06 = 516,098.23 : x
  2. Step 2: Convert to fraction form
    576,632.57/796,127.06 = 516,098.23/x
  3. Step 3: Cross multiply
    576,632.57x = 796,127.06 × 516,098.23
  4. Step 4: Simplify right side
    576,632.57x = 410,879,765,821.03
  5. Step 5: Solve for x
    x = 410,879,765,821.03/576,632.57
  6. Step 6: Final answer
    x = 712,550.40

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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.