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Finding the Fourth Proportional to 460,827.50, 635,941.96 and 248,859.50

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Solution

The fourth proportional to 460,827.50, 635,941.96 and 248,859.50 is: 343,426.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,827.50 : 635,941.96 = 248,859.50 : x
  2. Step 2: Convert to fraction form
    460,827.50/635,941.96 = 248,859.50/x
  3. Step 3: Cross multiply
    460,827.50x = 635,941.96 × 248,859.50
  4. Step 4: Simplify right side
    460,827.50x = 158,260,198,194.62
  5. Step 5: Solve for x
    x = 158,260,198,194.62/460,827.50
  6. Step 6: Final answer
    x = 343,426.12

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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.