Home / 652,269.40-978,299.22-178,844.92

Finding the Fourth Proportional to 652,269.40, 978,299.22 and 178,844.92

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Solution

The fourth proportional to 652,269.40, 978,299.22 and 178,844.92 is: 268,238.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,269.40 : 978,299.22 = 178,844.92 : x
  2. Step 2: Convert to fraction form
    652,269.40/978,299.22 = 178,844.92/x
  3. Step 3: Cross multiply
    652,269.40x = 978,299.22 × 178,844.92
  4. Step 4: Simplify right side
    652,269.40x = 174,963,845,736.96
  5. Step 5: Solve for x
    x = 174,963,845,736.96/652,269.40
  6. Step 6: Final answer
    x = 268,238.62

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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.