Home / 767,584.80-1,150,340.40-514,144.80

Finding the Fourth Proportional to 767,584.80, 1,150,340.40 and 514,144.80

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Solution

The fourth proportional to 767,584.80, 1,150,340.40 and 514,144.80 is: 770,522.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,584.80 : 1,150,340.40 = 514,144.80 : x
  2. Step 2: Convert to fraction form
    767,584.80/1,150,340.40 = 514,144.80/x
  3. Step 3: Cross multiply
    767,584.80x = 1,150,340.40 × 514,144.80
  4. Step 4: Simplify right side
    767,584.80x = 591,441,534,889.92
  5. Step 5: Solve for x
    x = 591,441,534,889.92/767,584.80
  6. Step 6: Final answer
    x = 770,522.73

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Double scale
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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.