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Finding the Fourth Proportional to 460,477.96, 635,291.04 and 279,059.02

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Solution

The fourth proportional to 460,477.96, 635,291.04 and 279,059.02 is: 384,999.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,477.96 : 635,291.04 = 279,059.02 : x
  2. Step 2: Convert to fraction form
    460,477.96/635,291.04 = 279,059.02/x
  3. Step 3: Cross multiply
    460,477.96x = 635,291.04 × 279,059.02
  4. Step 4: Simplify right side
    460,477.96x = 177,283,695,037.18
  5. Step 5: Solve for x
    x = 177,283,695,037.18/460,477.96
  6. Step 6: Final answer
    x = 384,999.31

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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.