Home / 366,269.65-505,428.06-205,087.75

Finding the Fourth Proportional to 366,269.65, 505,428.06 and 205,087.75

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Solution

The fourth proportional to 366,269.65, 505,428.06 and 205,087.75 is: 283,007.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,269.65 : 505,428.06 = 205,087.75 : x
  2. Step 2: Convert to fraction form
    366,269.65/505,428.06 = 205,087.75/x
  3. Step 3: Cross multiply
    366,269.65x = 505,428.06 × 205,087.75
  4. Step 4: Simplify right side
    366,269.65x = 103,657,103,612.27
  5. Step 5: Solve for x
    x = 103,657,103,612.27/366,269.65
  6. Step 6: Final answer
    x = 283,007.62

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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.