Home / 308,099.20-462,302.40-175,081.60

Finding the Fourth Proportional to 308,099.20, 462,302.40 and 175,081.60

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Solution

The fourth proportional to 308,099.20, 462,302.40 and 175,081.60 is: 262,709.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,099.20 : 462,302.40 = 175,081.60 : x
  2. Step 2: Convert to fraction form
    308,099.20/462,302.40 = 175,081.60/x
  3. Step 3: Cross multiply
    308,099.20x = 462,302.40 × 175,081.60
  4. Step 4: Simplify right side
    308,099.20x = 80,940,643,875.84
  5. Step 5: Solve for x
    x = 80,940,643,875.84/308,099.20
  6. Step 6: Final answer
    x = 262,709.69

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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.