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Finding the Fourth Proportional to 503,758, 695,186.04 and 277,403.50

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Solution

The fourth proportional to 503,758, 695,186.04 and 277,403.50 is: 382,816.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,758 : 695,186.04 = 277,403.50 : x
  2. Step 2: Convert to fraction form
    503,758/695,186.04 = 277,403.50/x
  3. Step 3: Cross multiply
    503,758x = 695,186.04 × 277,403.50
  4. Step 4: Simplify right side
    503,758x = 192,847,040,647.14
  5. Step 5: Solve for x
    x = 192,847,040,647.14/503,758
  6. Step 6: Final answer
    x = 382,816.83

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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.