Home / 274,522.45-411,247.38-189,118.24

Finding the Fourth Proportional to 274,522.45, 411,247.38 and 189,118.24

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Solution

The fourth proportional to 274,522.45, 411,247.38 and 189,118.24 is: 283,307.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,522.45 : 411,247.38 = 189,118.24 : x
  2. Step 2: Convert to fraction form
    274,522.45/411,247.38 = 189,118.24/x
  3. Step 3: Cross multiply
    274,522.45x = 411,247.38 × 189,118.24
  4. Step 4: Simplify right side
    274,522.45x = 77,774,380,710.21
  5. Step 5: Solve for x
    x = 77,774,380,710.21/274,522.45
  6. Step 6: Final answer
    x = 283,307.91

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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.