Home / 383,880.29-575,904.68-117,660.83

Finding the Fourth Proportional to 383,880.29, 575,904.68 and 117,660.83

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Solution

The fourth proportional to 383,880.29, 575,904.68 and 117,660.83 is: 176,517.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,880.29 : 575,904.68 = 117,660.83 : x
  2. Step 2: Convert to fraction form
    383,880.29/575,904.68 = 117,660.83/x
  3. Step 3: Cross multiply
    383,880.29x = 575,904.68 × 117,660.83
  4. Step 4: Simplify right side
    383,880.29x = 67,761,422,649.68
  5. Step 5: Solve for x
    x = 67,761,422,649.68/383,880.29
  6. Step 6: Final answer
    x = 176,517.07

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1.5x scale

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.