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Finding the Fourth Proportional to 468,454.52, 646,466.49 and 253,594.53

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Solution

The fourth proportional to 468,454.52, 646,466.49 and 253,594.53 is: 349,960.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,454.52 : 646,466.49 = 253,594.53 : x
  2. Step 2: Convert to fraction form
    468,454.52/646,466.49 = 253,594.53/x
  3. Step 3: Cross multiply
    468,454.52x = 646,466.49 × 253,594.53
  4. Step 4: Simplify right side
    468,454.52x = 163,940,365,692.30
  5. Step 5: Solve for x
    x = 163,940,365,692.30/468,454.52
  6. Step 6: Final answer
    x = 349,960.05

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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.