Home / 297,895.52-411,099.66-161,931.44

Finding the Fourth Proportional to 297,895.52, 411,099.66 and 161,931.44

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Solution

The fourth proportional to 297,895.52, 411,099.66 and 161,931.44 is: 223,467.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,895.52 : 411,099.66 = 161,931.44 : x
  2. Step 2: Convert to fraction form
    297,895.52/411,099.66 = 161,931.44/x
  3. Step 3: Cross multiply
    297,895.52x = 411,099.66 × 161,931.44
  4. Step 4: Simplify right side
    297,895.52x = 66,569,959,927.31
  5. Step 5: Solve for x
    x = 66,569,959,927.31/297,895.52
  6. Step 6: Final answer
    x = 223,467.48

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1.5x scale

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.