Home / 1,003,252.80-1,504,879.20-471,811.80

Finding the Fourth Proportional to 1,003,252.80, 1,504,879.20 and 471,811.80

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Solution

The fourth proportional to 1,003,252.80, 1,504,879.20 and 471,811.80 is: 707,717.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,252.80 : 1,504,879.20 = 471,811.80 : x
  2. Step 2: Convert to fraction form
    1,003,252.80/1,504,879.20 = 471,811.80/x
  3. Step 3: Cross multiply
    1,003,252.80x = 1,504,879.20 × 471,811.80
  4. Step 4: Simplify right side
    1,003,252.80x = 710,019,764,134.56
  5. Step 5: Solve for x
    x = 710,019,764,134.56/1,003,252.80
  6. Step 6: Final answer
    x = 707,717.70

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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.