Home / 328,915.98-453,827.07-192,942.90

Finding the Fourth Proportional to 328,915.98, 453,827.07 and 192,942.90

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Solution

The fourth proportional to 328,915.98, 453,827.07 and 192,942.90 is: 266,216.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,915.98 : 453,827.07 = 192,942.90 : x
  2. Step 2: Convert to fraction form
    328,915.98/453,827.07 = 192,942.90/x
  3. Step 3: Cross multiply
    328,915.98x = 453,827.07 × 192,942.90
  4. Step 4: Simplify right side
    328,915.98x = 87,562,710,984.30
  5. Step 5: Solve for x
    x = 87,562,710,984.30/328,915.98
  6. Step 6: Final answer
    x = 266,216.04

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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.