Home / 382,322.30-527,617.92-210,246.74

Finding the Fourth Proportional to 382,322.30, 527,617.92 and 210,246.74

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Solution

The fourth proportional to 382,322.30, 527,617.92 and 210,246.74 is: 290,147.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,322.30 : 527,617.92 = 210,246.74 : x
  2. Step 2: Convert to fraction form
    382,322.30/527,617.92 = 210,246.74/x
  3. Step 3: Cross multiply
    382,322.30x = 527,617.92 × 210,246.74
  4. Step 4: Simplify right side
    382,322.30x = 110,929,947,774.48
  5. Step 5: Solve for x
    x = 110,929,947,774.48/382,322.30
  6. Step 6: Final answer
    x = 290,147.73

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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.