Home / 383,913.90-575,611.65-204,029.10

Finding the Fourth Proportional to 383,913.90, 575,611.65 and 204,029.10

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Solution

The fourth proportional to 383,913.90, 575,611.65 and 204,029.10 is: 305,905.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,913.90 : 575,611.65 = 204,029.10 : x
  2. Step 2: Convert to fraction form
    383,913.90/575,611.65 = 204,029.10/x
  3. Step 3: Cross multiply
    383,913.90x = 575,611.65 × 204,029.10
  4. Step 4: Simplify right side
    383,913.90x = 117,441,526,899.02
  5. Step 5: Solve for x
    x = 117,441,526,899.02/383,913.90
  6. Step 6: Final answer
    x = 305,905.90

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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.