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Finding the Fourth Proportional to 504,010.70, 756,188.85 and 223,729.10

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Solution

The fourth proportional to 504,010.70, 756,188.85 and 223,729.10 is: 335,670.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,010.70 : 756,188.85 = 223,729.10 : x
  2. Step 2: Convert to fraction form
    504,010.70/756,188.85 = 223,729.10/x
  3. Step 3: Cross multiply
    504,010.70x = 756,188.85 × 223,729.10
  4. Step 4: Simplify right side
    504,010.70x = 169,181,450,840.54
  5. Step 5: Solve for x
    x = 169,181,450,840.54/504,010.70
  6. Step 6: Final answer
    x = 335,670.36

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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.