Home / 346,241.84-519,049.32-135,823.28

Finding the Fourth Proportional to 346,241.84, 519,049.32 and 135,823.28

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Solution

The fourth proportional to 346,241.84, 519,049.32 and 135,823.28 is: 203,611.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,241.84 : 519,049.32 = 135,823.28 : x
  2. Step 2: Convert to fraction form
    346,241.84/519,049.32 = 135,823.28/x
  3. Step 3: Cross multiply
    346,241.84x = 519,049.32 × 135,823.28
  4. Step 4: Simplify right side
    346,241.84x = 70,498,981,124.17
  5. Step 5: Solve for x
    x = 70,498,981,124.17/346,241.84
  6. Step 6: Final answer
    x = 203,611.96

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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.