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Finding the Fourth Proportional to 605,835.80, 908,753.70 and 546,786.80

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Solution

The fourth proportional to 605,835.80, 908,753.70 and 546,786.80 is: 820,180.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,835.80 : 908,753.70 = 546,786.80 : x
  2. Step 2: Convert to fraction form
    605,835.80/908,753.70 = 546,786.80/x
  3. Step 3: Cross multiply
    605,835.80x = 908,753.70 × 546,786.80
  4. Step 4: Simplify right side
    605,835.80x = 496,894,527,611.16
  5. Step 5: Solve for x
    x = 496,894,527,611.16/605,835.80
  6. Step 6: Final answer
    x = 820,180.20

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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.