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Finding the Fourth Proportional to 468,260.99, 646,200.17 and 253,401.04

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Solution

The fourth proportional to 468,260.99, 646,200.17 and 253,401.04 is: 349,693.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,260.99 : 646,200.17 = 253,401.04 : x
  2. Step 2: Convert to fraction form
    468,260.99/646,200.17 = 253,401.04/x
  3. Step 3: Cross multiply
    468,260.99x = 646,200.17 × 253,401.04
  4. Step 4: Simplify right side
    468,260.99x = 163,747,795,126.18
  5. Step 5: Solve for x
    x = 163,747,795,126.18/468,260.99
  6. Step 6: Final answer
    x = 349,693.44

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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.