Home / 856,460.14-1,181,379.87-550,934.42

Finding the Fourth Proportional to 856,460.14, 1,181,379.87 and 550,934.42

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Solution

The fourth proportional to 856,460.14, 1,181,379.87 and 550,934.42 is: 759,945.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,460.14 : 1,181,379.87 = 550,934.42 : x
  2. Step 2: Convert to fraction form
    856,460.14/1,181,379.87 = 550,934.42/x
  3. Step 3: Cross multiply
    856,460.14x = 1,181,379.87 × 550,934.42
  4. Step 4: Simplify right side
    856,460.14x = 650,862,827,571.23
  5. Step 5: Solve for x
    x = 650,862,827,571.23/856,460.14
  6. Step 6: Final answer
    x = 759,945.27

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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.