Home / 382,486.04-527,823.24-212,716.52

Finding the Fourth Proportional to 382,486.04, 527,823.24 and 212,716.52

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Solution

The fourth proportional to 382,486.04, 527,823.24 and 212,716.52 is: 293,544.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,486.04 : 527,823.24 = 212,716.52 : x
  2. Step 2: Convert to fraction form
    382,486.04/527,823.24 = 212,716.52/x
  3. Step 3: Cross multiply
    382,486.04x = 527,823.24 × 212,716.52
  4. Step 4: Simplify right side
    382,486.04x = 112,276,722,787.93
  5. Step 5: Solve for x
    x = 112,276,722,787.93/382,486.04
  6. Step 6: Final answer
    x = 293,544.63

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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.