Home / 859,233.60-1,287,975.60-504,064.80

Finding the Fourth Proportional to 859,233.60, 1,287,975.60 and 504,064.80

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Solution

The fourth proportional to 859,233.60, 1,287,975.60 and 504,064.80 is: 755,584.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,233.60 : 1,287,975.60 = 504,064.80 : x
  2. Step 2: Convert to fraction form
    859,233.60/1,287,975.60 = 504,064.80/x
  3. Step 3: Cross multiply
    859,233.60x = 1,287,975.60 × 504,064.80
  4. Step 4: Simplify right side
    859,233.60x = 649,223,163,218.88
  5. Step 5: Solve for x
    x = 649,223,163,218.88/859,233.60
  6. Step 6: Final answer
    x = 755,584.00

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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.