Home / 680,766.90-1,021,261.18-201,043.24

Finding the Fourth Proportional to 680,766.90, 1,021,261.18 and 201,043.24

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Solution

The fourth proportional to 680,766.90, 1,021,261.18 and 201,043.24 is: 301,597.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,766.90 : 1,021,261.18 = 201,043.24 : x
  2. Step 2: Convert to fraction form
    680,766.90/1,021,261.18 = 201,043.24/x
  3. Step 3: Cross multiply
    680,766.90x = 1,021,261.18 × 201,043.24
  4. Step 4: Simplify right side
    680,766.90x = 205,317,656,513.42
  5. Step 5: Solve for x
    x = 205,317,656,513.42/680,766.90
  6. Step 6: Final answer
    x = 301,597.59

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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.