Home / 994,879.68-1,372,544.22-612,242.16

Finding the Fourth Proportional to 994,879.68, 1,372,544.22 and 612,242.16

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Solution

The fourth proportional to 994,879.68, 1,372,544.22 and 612,242.16 is: 844,654.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,879.68 : 1,372,544.22 = 612,242.16 : x
  2. Step 2: Convert to fraction form
    994,879.68/1,372,544.22 = 612,242.16/x
  3. Step 3: Cross multiply
    994,879.68x = 1,372,544.22 × 612,242.16
  4. Step 4: Simplify right side
    994,879.68x = 840,329,437,948.32
  5. Step 5: Solve for x
    x = 840,329,437,948.32/994,879.68
  6. Step 6: Final answer
    x = 844,654.34

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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.