Home / 649,189.51-973,858.07-222,757.31

Finding the Fourth Proportional to 649,189.51, 973,858.07 and 222,757.31

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Solution

The fourth proportional to 649,189.51, 973,858.07 and 222,757.31 is: 334,161.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,189.51 : 973,858.07 = 222,757.31 : x
  2. Step 2: Convert to fraction form
    649,189.51/973,858.07 = 222,757.31/x
  3. Step 3: Cross multiply
    649,189.51x = 973,858.07 × 222,757.31
  4. Step 4: Simplify right side
    649,189.51x = 216,934,006,986.53
  5. Step 5: Solve for x
    x = 216,934,006,986.53/649,189.51
  6. Step 6: Final answer
    x = 334,161.30

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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.