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Finding the Fourth Proportional to 504,522.44, 756,786.38 and 130,545.44

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Solution

The fourth proportional to 504,522.44, 756,786.38 and 130,545.44 is: 195,818.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,522.44 : 756,786.38 = 130,545.44 : x
  2. Step 2: Convert to fraction form
    504,522.44/756,786.38 = 130,545.44/x
  3. Step 3: Cross multiply
    504,522.44x = 756,786.38 × 130,545.44
  4. Step 4: Simplify right side
    504,522.44x = 98,795,009,364.40
  5. Step 5: Solve for x
    x = 98,795,009,364.40/504,522.44
  6. Step 6: Final answer
    x = 195,818.86

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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.