Home / 353,724.07-488,123.92-192,579.70

Finding the Fourth Proportional to 353,724.07, 488,123.92 and 192,579.70

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Solution

The fourth proportional to 353,724.07, 488,123.92 and 192,579.70 is: 265,751.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,724.07 : 488,123.92 = 192,579.70 : x
  2. Step 2: Convert to fraction form
    353,724.07/488,123.92 = 192,579.70/x
  3. Step 3: Cross multiply
    353,724.07x = 488,123.92 × 192,579.70
  4. Step 4: Simplify right side
    353,724.07x = 94,002,754,672.91
  5. Step 5: Solve for x
    x = 94,002,754,672.91/353,724.07
  6. Step 6: Final answer
    x = 265,751.65

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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.