Home / 354,123.23-488,676.96-192,975.50

Finding the Fourth Proportional to 354,123.23, 488,676.96 and 192,975.50

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Solution

The fourth proportional to 354,123.23, 488,676.96 and 192,975.50 is: 266,299.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,123.23 : 488,676.96 = 192,975.50 : x
  2. Step 2: Convert to fraction form
    354,123.23/488,676.96 = 192,975.50/x
  3. Step 3: Cross multiply
    354,123.23x = 488,676.96 × 192,975.50
  4. Step 4: Simplify right side
    354,123.23x = 94,302,680,694.48
  5. Step 5: Solve for x
    x = 94,302,680,694.48/354,123.23
  6. Step 6: Final answer
    x = 266,299.05

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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.