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Finding the Fourth Proportional to 366,007.48, 505,090.18 and 204,862.49

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Solution

The fourth proportional to 366,007.48, 505,090.18 and 204,862.49 is: 282,710.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,007.48 : 505,090.18 = 204,862.49 : x
  2. Step 2: Convert to fraction form
    366,007.48/505,090.18 = 204,862.49/x
  3. Step 3: Cross multiply
    366,007.48x = 505,090.18 × 204,862.49
  4. Step 4: Simplify right side
    366,007.48x = 103,474,028,911.74
  5. Step 5: Solve for x
    x = 103,474,028,911.74/366,007.48
  6. Step 6: Final answer
    x = 282,710.15

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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.