Home / 382,017.58-572,238.87-223,766.26

Finding the Fourth Proportional to 382,017.58, 572,238.87 and 223,766.26

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Solution

The fourth proportional to 382,017.58, 572,238.87 and 223,766.26 is: 335,188.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,017.58 : 572,238.87 = 223,766.26 : x
  2. Step 2: Convert to fraction form
    382,017.58/572,238.87 = 223,766.26/x
  3. Step 3: Cross multiply
    382,017.58x = 572,238.87 × 223,766.26
  4. Step 4: Simplify right side
    382,017.58x = 128,047,751,766.53
  5. Step 5: Solve for x
    x = 128,047,751,766.53/382,017.58
  6. Step 6: Final answer
    x = 335,188.11

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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.