Home / 767,572.80-1,150,322.40-514,132.80

Finding the Fourth Proportional to 767,572.80, 1,150,322.40 and 514,132.80

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Solution

The fourth proportional to 767,572.80, 1,150,322.40 and 514,132.80 is: 770,504.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,572.80 : 1,150,322.40 = 514,132.80 : x
  2. Step 2: Convert to fraction form
    767,572.80/1,150,322.40 = 514,132.80/x
  3. Step 3: Cross multiply
    767,572.80x = 1,150,322.40 × 514,132.80
  4. Step 4: Simplify right side
    767,572.80x = 591,418,476,414.72
  5. Step 5: Solve for x
    x = 591,418,476,414.72/767,572.80
  6. Step 6: Final answer
    x = 770,504.73

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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.