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Finding the Fourth Proportional to 460,478.46, 635,291.73 and 279,059.52

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Solution

The fourth proportional to 460,478.46, 635,291.73 and 279,059.52 is: 385,000.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,478.46 : 635,291.73 = 279,059.52 : x
  2. Step 2: Convert to fraction form
    460,478.46/635,291.73 = 279,059.52/x
  3. Step 3: Cross multiply
    460,478.46x = 635,291.73 × 279,059.52
  4. Step 4: Simplify right side
    460,478.46x = 177,284,205,233.77
  5. Step 5: Solve for x
    x = 177,284,205,233.77/460,478.46
  6. Step 6: Final answer
    x = 385,000.00

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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.