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Finding the Fourth Proportional to 336,300.91, 504,691.25 and 186,660.90

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Solution

The fourth proportional to 336,300.91, 504,691.25 and 186,660.90 is: 280,124.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,300.91 : 504,691.25 = 186,660.90 : x
  2. Step 2: Convert to fraction form
    336,300.91/504,691.25 = 186,660.90/x
  3. Step 3: Cross multiply
    336,300.91x = 504,691.25 × 186,660.90
  4. Step 4: Simplify right side
    336,300.91x = 94,206,122,013.82
  5. Step 5: Solve for x
    x = 94,206,122,013.82/336,300.91
  6. Step 6: Final answer
    x = 280,124.50

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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.