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Finding the Fourth Proportional to 537,091.80, 804,716.10 and 256,003.80

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Solution

The fourth proportional to 537,091.80, 804,716.10 and 256,003.80 is: 383,566.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,091.80 : 804,716.10 = 256,003.80 : x
  2. Step 2: Convert to fraction form
    537,091.80/804,716.10 = 256,003.80/x
  3. Step 3: Cross multiply
    537,091.80x = 804,716.10 × 256,003.80
  4. Step 4: Simplify right side
    537,091.80x = 206,010,379,521.18
  5. Step 5: Solve for x
    x = 206,010,379,521.18/537,091.80
  6. Step 6: Final answer
    x = 383,566.42

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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.