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Finding the Fourth Proportional to 504,020.20, 695,540.10 and 277,673.80

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Solution

The fourth proportional to 504,020.20, 695,540.10 and 277,673.80 is: 383,185.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,020.20 : 695,540.10 = 277,673.80 : x
  2. Step 2: Convert to fraction form
    504,020.20/695,540.10 = 277,673.80/x
  3. Step 3: Cross multiply
    504,020.20x = 695,540.10 × 277,673.80
  4. Step 4: Simplify right side
    504,020.20x = 193,133,262,619.38
  5. Step 5: Solve for x
    x = 193,133,262,619.38/504,020.20
  6. Step 6: Final answer
    x = 383,185.56

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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.