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Finding the Fourth Proportional to 366,708.87, 506,057.63 and 205,564.03

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Solution

The fourth proportional to 366,708.87, 506,057.63 and 205,564.03 is: 283,678.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,708.87 : 506,057.63 = 205,564.03 : x
  2. Step 2: Convert to fraction form
    366,708.87/506,057.63 = 205,564.03/x
  3. Step 3: Cross multiply
    366,708.87x = 506,057.63 × 205,564.03
  4. Step 4: Simplify right side
    366,708.87x = 104,027,243,542.09
  5. Step 5: Solve for x
    x = 104,027,243,542.09/366,708.87
  6. Step 6: Final answer
    x = 283,678.01

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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.