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Finding the Fourth Proportional to 635,332.47, 952,718.94 and 298,468.86

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Solution

The fourth proportional to 635,332.47, 952,718.94 and 298,468.86 is: 447,571.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,332.47 : 952,718.94 = 298,468.86 : x
  2. Step 2: Convert to fraction form
    635,332.47/952,718.94 = 298,468.86/x
  3. Step 3: Cross multiply
    635,332.47x = 952,718.94 × 298,468.86
  4. Step 4: Simplify right side
    635,332.47x = 284,356,935,922.21
  5. Step 5: Solve for x
    x = 284,356,935,922.21/635,332.47
  6. Step 6: Final answer
    x = 447,571.86

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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.