Home / 314,659.26-434,232.76-178,696.04

Finding the Fourth Proportional to 314,659.26, 434,232.76 and 178,696.04

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Solution

The fourth proportional to 314,659.26, 434,232.76 and 178,696.04 is: 246,602.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,659.26 : 434,232.76 = 178,696.04 : x
  2. Step 2: Convert to fraction form
    314,659.26/434,232.76 = 178,696.04/x
  3. Step 3: Cross multiply
    314,659.26x = 434,232.76 × 178,696.04
  4. Step 4: Simplify right side
    314,659.26x = 77,595,674,650.27
  5. Step 5: Solve for x
    x = 77,595,674,650.27/314,659.26
  6. Step 6: Final answer
    x = 246,602.23

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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.