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Finding the Fourth Proportional to 565,224.44, 779,474.10 and 371,291

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Solution

The fourth proportional to 565,224.44, 779,474.10 and 371,291 is: 512,029.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,224.44 : 779,474.10 = 371,291 : x
  2. Step 2: Convert to fraction form
    565,224.44/779,474.10 = 371,291/x
  3. Step 3: Cross multiply
    565,224.44x = 779,474.10 × 371,291
  4. Step 4: Simplify right side
    565,224.44x = 289,411,718,063.10
  5. Step 5: Solve for x
    x = 289,411,718,063.10/565,224.44
  6. Step 6: Final answer
    x = 512,029.73

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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.