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Finding the Fourth Proportional to 186,833.48, 280,360.94 and 175,012.07

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Solution

The fourth proportional to 186,833.48, 280,360.94 and 175,012.07 is: 262,621.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,833.48 : 280,360.94 = 175,012.07 : x
  2. Step 2: Convert to fraction form
    186,833.48/280,360.94 = 175,012.07/x
  3. Step 3: Cross multiply
    186,833.48x = 280,360.94 × 175,012.07
  4. Step 4: Simplify right side
    186,833.48x = 49,066,546,179.68
  5. Step 5: Solve for x
    x = 49,066,546,179.68/186,833.48
  6. Step 6: Final answer
    x = 262,621.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.