Home / 382,582.44-527,966.84-212,816.57

Finding the Fourth Proportional to 382,582.44, 527,966.84 and 212,816.57

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Solution

The fourth proportional to 382,582.44, 527,966.84 and 212,816.57 is: 293,688.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,582.44 : 527,966.84 = 212,816.57 : x
  2. Step 2: Convert to fraction form
    382,582.44/527,966.84 = 212,816.57/x
  3. Step 3: Cross multiply
    382,582.44x = 527,966.84 × 212,816.57
  4. Step 4: Simplify right side
    382,582.44x = 112,360,089,854.75
  5. Step 5: Solve for x
    x = 112,360,089,854.75/382,582.44
  6. Step 6: Final answer
    x = 293,688.57

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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.