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Finding the Fourth Proportional to 701,167.16, 967,687.57 and 406,881.71

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Solution

The fourth proportional to 701,167.16, 967,687.57 and 406,881.71 is: 561,541.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,167.16 : 967,687.57 = 406,881.71 : x
  2. Step 2: Convert to fraction form
    701,167.16/967,687.57 = 406,881.71/x
  3. Step 3: Cross multiply
    701,167.16x = 967,687.57 × 406,881.71
  4. Step 4: Simplify right side
    701,167.16x = 393,734,373,227.35
  5. Step 5: Solve for x
    x = 393,734,373,227.35/701,167.16
  6. Step 6: Final answer
    x = 561,541.38

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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.