Home / 284,892.66-393,272.96-177,515.75

Finding the Fourth Proportional to 284,892.66, 393,272.96 and 177,515.75

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Solution

The fourth proportional to 284,892.66, 393,272.96 and 177,515.75 is: 245,047.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,892.66 : 393,272.96 = 177,515.75 : x
  2. Step 2: Convert to fraction form
    284,892.66/393,272.96 = 177,515.75/x
  3. Step 3: Cross multiply
    284,892.66x = 393,272.96 × 177,515.75
  4. Step 4: Simplify right side
    284,892.66x = 69,812,144,544.72
  5. Step 5: Solve for x
    x = 69,812,144,544.72/284,892.66
  6. Step 6: Final answer
    x = 245,047.19

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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.