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Finding the Fourth Proportional to 366,701.88, 506,069.88 and 205,608.78

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Solution

The fourth proportional to 366,701.88, 506,069.88 and 205,608.78 is: 283,752.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,701.88 : 506,069.88 = 205,608.78 : x
  2. Step 2: Convert to fraction form
    366,701.88/506,069.88 = 205,608.78/x
  3. Step 3: Cross multiply
    366,701.88x = 506,069.88 × 205,608.78
  4. Step 4: Simplify right side
    366,701.88x = 104,052,409,850.51
  5. Step 5: Solve for x
    x = 104,052,409,850.51/366,701.88
  6. Step 6: Final answer
    x = 283,752.05

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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.