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Finding the Fourth Proportional to 265,246.27, 366,039.90 and 144,388.47

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Solution

The fourth proportional to 265,246.27, 366,039.90 and 144,388.47 is: 199,256.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,246.27 : 366,039.90 = 144,388.47 : x
  2. Step 2: Convert to fraction form
    265,246.27/366,039.90 = 144,388.47/x
  3. Step 3: Cross multiply
    265,246.27x = 366,039.90 × 144,388.47
  4. Step 4: Simplify right side
    265,246.27x = 52,851,939,289.75
  5. Step 5: Solve for x
    x = 52,851,939,289.75/265,246.27
  6. Step 6: Final answer
    x = 199,256.11

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.